forked from GitHub/dbot
88 lines
1.7 KiB
JavaScript
88 lines
1.7 KiB
JavaScript
/*** Array ***/
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Array.prototype.random = function() {
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return this[Math.floor((Math.random()*this.length))];
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};
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Array.prototype.each = function(fun) {
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for(var i=0;i<this.length;i++) {
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fun(this[i]);
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}
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};
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Array.prototype.collect = function(fun) {
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var collect = [];
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for(var i=0;i<this.length;i++) {
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collect.push(fun(this[i]));
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}
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return collect;
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};
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Array.prototype.include = function(value) {
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for(var i=0;i<this.length;i++) {
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if(this[i] == value) {
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return true;
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}
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}
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return false;
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};
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/*** String ***/
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String.prototype.valMatch = function(regex, expLength) {
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var key = this.match(regex);
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if(key !== null && key.length == expLength) {
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return key;
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} else {
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return false;
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}
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};
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String.prototype.endsWith = function(needle) {
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var end = this.slice(this.length - needle.length);
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if(needle === end) {
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return true;
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} else {
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return false;
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}
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};
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String.prototype.startsWith = function(needle) {
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var start = this.slice(0, needle.length);
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if(needle === start) {
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return true;
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} else {
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return false;
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}
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};
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/*** Object ***/
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Object.prototype.isFunction = function(obj) {
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if(typeof(obj) == 'function') {
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return true;
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} else {
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return false;
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}
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};
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Object.prototype.isArray = function(obj) {
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if(Object.prototype.toString.call(obj) === '[object Array]') {
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return true;
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} else {
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return false;
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}
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};
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/*** Integer ***/
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Number.prototype.chanceIn = function(x, y) {
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var num = Math.floor(Math.random() * (y + 1)) / x;
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console.log(num);
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if(num == 1) {
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return true;
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} else {
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return false;
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}
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};
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