亚洲国产日韩欧美一区二区三区,精品亚洲国产成人av在线,国产99视频精品免视看7,99国产精品久久久久久久成人热,欧美日韩亚洲国产综合乱

jQuery ??? ??? mousedown ? mouseup ???

??? ?????? ?? ???? ???? ??? ?? ?????. ??? jQuery? ???? ??? ?? ??? ????? ? ?? mousedown ??? ???? ?????. ??? ? ??. ? ?? ??? ???? ?????. ??? ?? mousedown()? ???? ?? ?????.

?? 1: $("").mousedown()

$ele ??? ?? ?? ?? ??????. ????? ?????. ???? ???? ???? ?? ? ????? ?????.

??? ?? ?? ?????. ??? ???? ??? ??? ?????. ???? ??? ?? ???? ?????

<!DOCTYPE html>
<html>
<head>
    <meta charset="utf-8">
    <title>事件</title>
    <script src="http://libs.baidu.com/jquery/1.9.1/jquery.js"></script>
</head>
<body>
    <p>php 中文網(wǎng)</p>
    <button>切換</button>


    <script>
      $("button").mousedown(function(){
        $("p").css('color','red');
      })

       $("button").mouseup(function(){
        $("p").css('color','green');
      })

    </script>
</body>
</html>

???? ????? ?? ?????. ??? ??? ?????, ??? ?????

???? ??
||
<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>事件</title> <script src="http://libs.baidu.com/jquery/1.9.1/jquery.js"></script> </head> <body> <p>php 中文網(wǎng)</p> <button>切換</button> <script> $("button").mousedown(function(){ $("p").css('color','red'); }) $("button").mouseup(function(){ $("p").css('color','green'); }) </script> </body> </html>