388 lines
12 KiB
JavaScript
388 lines
12 KiB
JavaScript
/***
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* 扩展String对象
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*/
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;(function(){
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String.is = function(obj){
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return Object.prototype.toString.call(obj) == "[object String]";
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}
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String.prototype.startWith = function(str){
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if(str==undefined) return false;
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if(str.length > this.length) return false;
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for (let i = 0; i < str.length; i++) {
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if(str.charCodeAt(i)!=this.charCodeAt(i)){
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return false;
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}
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}
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return true;
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}
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String.prototype.endWith = function(str){
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if(str==undefined) return false;
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if(str.length > this.length) return false;
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var j = this.length - str.length;
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for (let i = 0; i < str.length; i++) {
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if(str.charCodeAt(i)!=this.charCodeAt(i+j)){
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return false;
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}
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}
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return true;
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}
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})();
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/**
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* 扩展Number对象
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*/
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;(function(){
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Number.is = function(obj){
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return Object.prototype.toString.call(obj) == "[object Number]";
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}
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Number.format = function(num,fmt){
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const sign = num < 0 ? '-' : '';
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const absNum = Math.abs(num);
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var fmts = fmt.split(".");
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var format = {
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int:fmts[0].split("").reverse(),
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scale:fmts[1]!=undefined?fmts[1].split(""):undefined
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}
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var numsp = (absNum+"").split(".");
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var numinfo = {
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int:numsp[0].split("").reverse(),
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scale:numsp[1]!=undefined?numsp[1].split(""):undefined
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}
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var res = {
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int:[],
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scale:undefined
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}
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var ni = 0;
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for (var i = 0; i < format.int.length; i++) {
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var item = format.int[i];
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if(item=="#" && ni < numinfo.int.length){
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res.int.push(numinfo.int[ni]);
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ni++;
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}else if(item=="0"){
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if(ni < numinfo.int.length){
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res.int.push(numinfo.int[ni]);
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ni++;
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}else{
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res.int.push(item);
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}
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}else if(item==","){
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if(ni < numinfo.int.length){
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if(ni==numinfo.int.length-1 && numinfo.int[ni]=="-"){
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continue;
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}
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res.int.push(",");
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}else{
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continue;
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}
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}else if(item!="#"){
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res.int.push(item);
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}
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}
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if(format.scale!=undefined){
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res.scale = [];
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for (var j = 0; j < format.scale.length; j++) {
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var item = format.scale[j];
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if((item=="0" || item=="#") && numinfo.scale!=undefined && j < numinfo.scale.length){
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res.scale.push(numinfo.scale[j]);
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}else if(item!="#"){
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res.scale.push(item);
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}
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}
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var numL = 0;
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for (var k = 0; k < res.scale.length; k++) {
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var item = res.scale[k];
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if(/\b/.test(item)){
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numL++;
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}
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}
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if(numinfo.scale!=undefined && numinfo.scale.length > numL){
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var nz = res.scale[numL-1];
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res.scale[numL-1] = parseInt(numinfo.scale[numL])>=5?parseInt(nz)+1:nz;
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}
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}
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var reStr = "";
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reStr += res.int.reverse().join("");
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if(res.scale!=undefined){
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reStr+= ".";
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reStr+= res.scale.join("");
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}
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//return reStr.replace("-,", "-");
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return sign+reStr;
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}
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// Number.prototype.format = function(fmt){
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// if(fmt==undefined) throw new Error("参数格式化表达式不能为空！");
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// return Number.format(this,fmt);
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// }
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Number.parse = function(str){
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if(str==undefined || Number.is(str)) return str;
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str += "";
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if(/^-?\d+[\.\d]*$/.test(str)){
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return new Number(str);
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}
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var sps = str.split("");
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var res = [];
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for (var i = 0; i < sps.length; i++) {
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var item = sps[i];
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if(item=="-" || item=="." || /[0-9]/.test(item)){
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res.push(item);
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}
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}
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return new Number(res.join(""));
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}
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})();
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/**
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* 扩展日期对象
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*/
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;(function(){
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Date.SECOND = {
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MINUTES:60000,
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HOURS:3600000,
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DAY:86400000,
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WEEK:604800000,
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}
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Date.Dictionary = {
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Holiday:{
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"0101":"元旦",
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"0214":"情人节",
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"0308":"妇女节",
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"0312":"植树节",
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"0315":"消费者权益日",
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"0401":"愚人节",
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"0501":"劳动节",
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"0504":"青年节",
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"0512":"护士节",
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"0601":"儿童节",
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"0701":"建党节",
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"0801":"建军节",
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"0910":"教师节",
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"0928":"孔子诞辰",
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"1001":"国庆节",
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"1006":"老人节",
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"1024":"联合国日",
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"1224":"平安夜",
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"1225":"圣诞节",
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},
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LunarHoliday:{
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"0101":"春节",
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"0115":"元宵节",
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"0505":"端午节",
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"0707":"七夕情人节",
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"0715":"中元节",
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"0815":"中秋节",
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"0909":"重阳节",
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"1208":"腊八节",
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"1224":"小年"
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},
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Week:{
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"0" : "日",
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"1" : "一",
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"2" : "二",
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"3" : "三",
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"4" : "四",
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"5" : "五",
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"6" : "六"
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},
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timeDistance:{
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yesterday:"昨天",
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daysAgo:"{0}天前",
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hoursAgo:"{0}小时前",
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minutesAgo:"{0}分钟前",
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justNow:"刚刚"
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}
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}
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Date.is = function(obj){
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return Object.prototype.toString.call(obj) == "[object Date]";
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}
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Date.valueOf = function(val,fmt){
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if(val == undefined) return;
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if(Date.is(val)){
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return val;
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}
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if(String.is(val)){
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if (/^\d+$/.test(val)) {
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return new Date(parseInt(val));
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}else if(fmt!=undefined){
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var fmts = fmt.split("");
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var conf = {
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y:{start:undefined,end:undefined},
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M:{start:undefined,end:undefined},
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d:{start:undefined,end:undefined},
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H:{start:undefined,end:undefined},
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h:{start:undefined,end:undefined},
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m:{start:undefined,end:undefined},
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s:{start:undefined,end:undefined},
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};
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for (var i = 0; i < fmts.length; i++) {
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var item = conf[fmts[i]];
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if(item!=undefined){
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if(item.start==undefined){
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item.start = i;
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}else{
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item.end = i;
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}
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}
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}
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var keys = Object.keys(conf);
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var parse = {};
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for (var j = 0; j < keys.length; j++) {
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var key = keys[j];
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if(conf[key].start!=undefined && conf[key].end!=undefined){
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parse[key] = parseInt(val.substr(conf[key].start,conf[key].end+1));
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}
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}
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return new Date(parse.y||1975,(parse.M||1)-1,parse.d||1,parse.H||parse.h||0,parse.m||0,parse.s||0);
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}else{
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return new Date(val.replace(/-/g, "/"));
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}
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}else if(Number.is(val)){
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return new Date(val);
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}
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return undefined;
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}
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Date.prototype.format = function(fmt){
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fmt = fmt || "yyyy-MM-dd HH:mm:ss";
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var o = {
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"M+" : this.getMonth()+1, //月份
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"d+" : this.getDate(), //日
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"h+" : this.getHours()%12 == 0 ? 12 : this.getHours()%12, //小时
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"H+" : this.getHours(), //小时
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"m+" : this.getMinutes(), //分
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"s+" : this.getSeconds(), //秒
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"q+" : Math.floor((this.getMonth()+3)/3), //季度
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"S" : this.getMilliseconds() //毫秒
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};
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if(/(y+)/.test(fmt)){
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fmt=fmt.replace(RegExp.$1, (this.getFullYear()+"").substr(4 - RegExp.$1.length));
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}
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for(var k in o){
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if(new RegExp("("+ k +")").test(fmt)){
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fmt = fmt.replace(RegExp.$1, (RegExp.$1.length==1) ? (o[k]) : (("00"+ o[k]).substr((""+ o[k]).length)));
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}
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}
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return fmt;
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}
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Date.prototype.toString = function(){
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return this.format();
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}
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Date.prototype.getMonthInfo = function(){
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return {
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first:new Date(this.getFullYear(),this.getMonth(),1),
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last:new Date(this.getFullYear(),this.getMonth()+1,0),
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month:this.getMonth(),
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name:this.format("yyyy-MM"),
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monthIndex:this.getMonthIndex()
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}
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}
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Date.prototype.getMonthIndex = function(){
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return parseInt(this.format("yyyyMM"));
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}
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Date.prototype.getYearInfo = function(){
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return {
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first:new Date(this.getFullYear(),0,1),
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last:new Date(this.getFullYear(),12,0),
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name:this.format("yyyy")
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}
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}
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Date.prototype.getWeekOpt = function(){
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var yearFirst = new Date(this.getFullYear(),0,1);
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var d = Math.round((this.valueOf() - yearFirst.valueOf()) / Date.SECOND.DAY);
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return {
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first:new Date(this.getTime() - this.getDay()* Date.SECOND.DAY),
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last:new Date(this.getTime() + (7 - this.getDay())* Date.SECOND.DAY),
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monthIndex:Math.ceil((this.getDate() + 6 - this.getDay()) / 7),
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yearIndex:Math.ceil((d + ((yearFirst.getDay() + 1) - 1)) / 7),
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name:this.format("EE"),
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fullName:this.format("yyyy-MM EE")
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}
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}
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Date.prototype.copy = function(){
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return new Date(this.getFullYear(),this.getMonth(),this.getDate(),this.getHours(),this.getMinutes(),this.getSeconds());
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}
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Date.prototype.getDayIndex = function(){
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var yearFirst = new Date(this.getFullYear(),0,1);
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return parseInt((this.valueOf() - yearFirst.valueOf())/Date.SECOND.DAY)+1
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}
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Date.prototype.getDayName = function(){
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return this.format("yyyy-MM-dd");
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}
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Date.prototype.next = function(){
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if(arguments.length==0){
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return new Date(this.getTime()+Date.SECOND.DAY);
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}
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if(arguments.length > 0){
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var type = arguments[0];
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if(Object.prototype.toString.call(type) == "[object Number]" ||
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(Object.prototype.toString.call(type) == "[object String]" && /^-?\d+$/.test(type))){
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return new Date(this.getTime()+Date.SECOND.DAY*parseInt(type));
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}
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var step = parseInt(arguments[1]) || 1;
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var res = undefined;
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switch (type) {
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case "y":
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res = new Date(this.getTime());
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res.setFullYear(this.getFullYear()+step);
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break;
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case "M":
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res = new Date(this.getTime());
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res.setDate(1);
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var y = step%12;
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res.setFullYear(this.getFullYear()+parseInt(step/12));
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var month = res.getMonth()+y;
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if(month>11){
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res.setFullYear(res.getFullYear()+1);
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res.setMonth(month-12);
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}else if(month < 0){
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res.setFullYear(res.getFullYear()-1);
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res.setMonth(month+12);
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}else{
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res.setMonth(month);
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}
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var conf = res.getMonthInfo();
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if(this.getDate() < conf.last.getDate()){
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res.setDate(this.getDate());
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}else{
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res.setDate(conf.last.getDate());
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}
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break;
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case "w": res = new Date(this.getTime()+Date.SECOND.WEEK*step); break;
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case "d": res = new Date(this.getTime()+Date.SECOND.DAY*step); break;
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case "H": res = new Date(this.getTime()+Date.SECOND.HOURS*step); break;
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case "m": res = new Date(this.getTime()+Date.SECOND.MINUTES*step); break;
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case "s": res = new Date(this.getTime()+1000*step); break;
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default:
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res = new Date(this.getTime()+Date.SECOND.DAY*step);
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break;
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}
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return res;
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}
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}
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})(); |