action 和behavior的区别
As nouns the difference between behavior and action is that behavior is (uncountable) human conduct relative to social norms while action ...
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As nouns the difference between behavior and action is that behavior is (uncountable) human conduct relative to social norms while action ...
ie8不支持css中的阴影和圆角，因此采用插件pie.htc 下载完成添加到项目中，建议放在js或者css文件夹里面，编写css时在需要做兼容的地方加上“behavior:url(pie.htc路径);”，示例代码如图所示： 使用pie.htc需要注意以下几点 ...