efficency string operation

Because string is immutable in JavaScript, concatenation with array.join('') is much efficient. The following code use all the chinese characters. Click here to show

var sb = []; sb[sb.length] = "<p>"; for (var i = 0x4e00; i <= 0x9fcf; i++) { sb[sb.length] = String.fromCharCode(i); } sb[sb.length] = "</p>"; $("#chinese").html(sb.join("")); return false;