展示
我会变色?
代码
HTML代码:
<input id="button" type="button" value="点击我" /> <span id="text">我会变色?</span>
JS代码:
if (!function() {}.bind) { Function.prototype.bind = function(context) { var self = this , args = Array.prototype.slice.call(arguments); return function() { return self.apply(context, args.slice(1)); } }; } var eleBtn = document.getElementById("button") , eleText = document.getElementById("text"); eleBtn.onclick = function(color) { color = color || "#003399"; this.style.color = color; }.bind(eleText, "#cd0000");