private static long lastClickTime
public static boolean isFastDoubleClick() {
long time = System.currentTimeMillis()
long timeD = time - lastClickTime
if ( 0 <timeD &&timeD <500) {
return true
}
方法如下：border-color属性同时设置四个边框的颜色或者使用border-image属性调用rgb选择多个颜色即可。border-image：lineargradient(rgb(89,0,255),pink)3030这样的格式即可。戳我获取 完整源码
