81 lines
2.0 KiB
JavaScript
81 lines
2.0 KiB
JavaScript
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/**
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* @Date March 17, 2014
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*/
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/**
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* String startWith.
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*
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* @param string
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* @returns {boolean}
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*/
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String.prototype.startWith = function (string) {
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if (string == null || string == "" || this.length == 0 || string.length > this.length) {
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return false;
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} else {
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return this.substr(0, string.length) == string;
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}
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};
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/**
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* String endWith.
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*
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* @param string
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* @returns {boolean}
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*/
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String.prototype.endWith = function (string) {
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if (string == null || string == "" || this.length == 0 || string.length > this.length) {
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return false;
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} else {
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return this.substring(this.length - string.length) == string;
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}
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};
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/**
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* String replaceAll.
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*
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* @param string1
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* @param string2
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* @returns {string}
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*/
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String.prototype.replaceAll = function (string1, string2) {
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return this.replace(new RegExp(string1, "gm"), string2);
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};
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function StringBuilder() {
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if (arguments.length) {
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this.append.apply(this, arguments);
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}
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}
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/**
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* StringBuilder.
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* Property: length
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* Method: append,appendFormat,size,toString,valueOf
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*
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* From: http://webreflection.blogspot.com/2008/06/lazy-developers-stack-concept-and.html
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* (C) Andrea Giammarchi - Mit Style License
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* @type {StringBuilder.prototype}
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*/
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StringBuilder.prototype = function () {
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var join = Array.prototype.join, slice = Array.prototype.slice, RegExp = /\{(\d+)\}/g, toString = function () {
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return join.call(this, "");
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};
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return {
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constructor: StringBuilder,
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length: 0,
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append: Array.prototype.push,
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appendFormat: function (String) {
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var i = 0, args = slice.call(arguments, 1);
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this.append(RegExp.test(String) ? String.replace(RegExp, function (String, i) {
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return args[i];
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}) : String.replace(/\?/g, function () {
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return args[i++];
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}));
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return this;
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},
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size: function () {
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return this.toString().length;
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},
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toString: toString,
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valueOf: toString
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};
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}();
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