On Fri, Dec 30, 2011 at 6:58 AM, Xavier MONTILLET <xavierm02....@gmail.com> wrote: > http://wiki.ecmascript.org/doku.php?id=harmony:string_extras > There is a proposal for String.prototype.contains so why can't I find > one for Array.prototype.contains?
No kidding. I need this method every time I write ECMAScript code. What I want is like: Object.defineProperty(Array.prototype, "contains", { configurable: true, writable: true, value: function contains(x) { return this.indexOf(x) !== -1; } }); except without the property lookup for indexOf. -j _______________________________________________ es-discuss mailing list es-discuss@mozilla.org https://mail.mozilla.org/listinfo/es-discuss