太原汽车网站建设,网站全部用根目录,搜索引擎优化方式,seo常见优化技术静态变量放在函数内
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?静态变量放在函数内#xff0c;作用域没变#xff0c;生命周期变了#xff0c;页面执行完毕才销毁#xff0c;静态…静态变量放在函数内
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?静态变量放在函数内作用域没变生命周期变了页面执行完毕才销毁静态变量只能被初始化一次
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