js效率组装字符串StringBuffer_javascript技巧
2020-11-27
来源：易榕旅游
this.array = new Array();
}
StringBuffer.prototype.append = function(value) {
this.array[this.array.length] = value;
return this;
}
StringBuffer.prototype.toString = function() {
var _string = this.array.join("");
return _string;
}