cla*_*aya 4 javascript closures google-analytics
使用时
var _gaq = _gaq || [];
Run Code Online (Sandbox Code Playgroud)
在脚本标记内,在闭包中支持此操作以添加分析异步请求.
即
experiment = (function(){
var _gaq = _gaq || [];
_gaq.push(['_setAccount', 'UA-XXXXX-X']);
_gaq.push(['_trackPageview']);
var nobody_knows_this_var_is_here = "cant see me";
});
Run Code Online (Sandbox Code Playgroud)
如果_gaq尚未定义,它将能够找到此数组,以便在准备好后执行推送到它的项目.因为_gaq var不公开,我猜它不起作用.任何解决方法?
你可以这样做:
(function (window) {
var g = window._gaq || (window._gaq = []);
g.push(['_setAccount', 'UA-XXXXX-X']);
g.push(['_trackPageview']);
})(this);
Run Code Online (Sandbox Code Playgroud)
如果在全局范围内执行,这将起到作用.