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More efficient snippets

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This commit is contained in:
Luke Slater 2011-08-26 12:45:49 +01:00
parent 34e9f9b036
commit 908e957db1
1 changed files with 5 additions and 28 deletions
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33
snippets.js
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@ -39,49 +39,26 @@ String.prototype.valMatch = function(regex, expLength) {
};
String.prototype.endsWith = function(needle) {
var end = this.slice(this.length - needle.length);
if(needle === end) {
return true;
} else {
return false;
}
return needle === this.slice(this.length - needle.length);
};
String.prototype.startsWith = function(needle) {
var start = this.slice(0, needle.length);
if(needle === start) {
return true;
} else {
return false;
}
return needle === this.slice(0, needle.length);
};
/*** Object ***/
Object.prototype.isFunction = function(obj) {
if(typeof(obj) == 'function') {
return true;
} else {
return false;
}
return typeof(obj) === 'function';
};
Object.prototype.isArray = function(obj) {
if(Object.prototype.toString.call(obj) === '[object Array]') {
return true;
} else {
return false;
}
return Object.prototype.toString.call(obj) === '[object Array]';
};
/*** Integer ***/
Number.prototype.chanceIn = function(x, y) {
var num = Math.floor(Math.random() * (y + 1)) / x;
console.log(num);
if(num == 1) {
return true;
} else {
return false;
}
return num == 1;
};