Simple example of js implementing StringBuffer

accomplish:

 function StringBuffer() { this.__strings__ = []; }; StringBuffer.prototype.Append = function (str) { this.__strings__.push(str); return this; }; //Format string StringBuffer.prototype.AppendFormat = function (str) { for (var i = 1; i < arguments.length; i++) { var parent = "//{" + (i - 1) + "//}"; var reg = new RegExp(parent, "g") str = str.replace(reg, arguments[i]); } this.__strings__.push(str); return this; } StringBuffer.prototype.ToString = function () { return this.__strings__.join(''); }; StringBuffer.prototype.clear = function () { this.__strings__ = []; } StringBuffer.prototype.size = function () { return this.__strings__.length; }

Instantiated calls

 var sbHtml=new StringBuffer(); sbHtml.Append('hello'); sbHtml.Append('world'); console.log(sbHtml.ToString());

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