String.prototype.unique= function (){ |
var x= this .split(/[\r\n]+/); |
var y= '' ; |
for ( var i=0;i<x.length;i++){ |
if (! new RegExp( "^" +x.replace(/([^\w])/ig, "\\$1" )+ "$" , "igm" ).test(y)){ |
y+=x+ "\r\n" |
} |
} |
return y |
}; |