![js中有["1","2","3","4"]这样一个string，怎么把它变成array](/aiimages/js%E4%B8%AD%E6%9C%89%5B%26quot%3B1%26quot%3B%2C%26quot%3B2%26quot%3B%2C%26quot%3B3%26quot%3B%2C%26quot%3B4%26quot%3B%5D%E8%BF%99%E6%A0%B7%E4%B8%80%E4%B8%AAstring%EF%BC%8C%E6%80%8E%E4%B9%88%E6%8A%8A%E5%AE%83%E5%8F%98%E6%88%90array.png)
1、首先打开chrome浏览器，点击菜单上的“设置”按钮。
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2、其次，鼠标拉到底部，点击底部的“高级”按钮。
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3、接着，点击“网站设置”按钮。
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4、从弹出的面板，再再点击“JavaScript”菜单。
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5、最后将“允许（推荐）”按钮打开，之后刷新页面即可生效。
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电脑无法打开网页的解决方法，可以通过以下步骤操作来实现：
1、在操作系统桌面上，点击键盘Win+R快捷键打开运行窗口，在运行文本录入cmd命令进入。
2、进入命令提示符界面，输入ipconfig/flushdns命令进午DNS重置。
3、返回操作系统桌面，打开IE浏览器点击工具栏菜单选择Internet选项进入。
4、如下图所示：切换到连接页签，点击右下角的局域网设置按钮继续下一步操作。
5、最后勾选使用自动配置脚本选项即可。
