php使用post动态选择头像和js事件动态改变头像，postjs
<html>
<head>
<meta http-equit="Content-type" content="text/html" charset="utf-8">
<title>动态选择头像logo</title>
<script type="text/javascript">
<span>function</span><span> check(obj){
$(</span>"showImage").src = obj.<span>value;
}
</span><span>function</span><span> $(obj){
</span><span>return</span> document.<span>getElementById(obj);
}
</span></script>
</head>
<body>
<?<span>php
</span><span>echo</span> '<img src="'.<span alt="php使用post动态选择头像和js事件动态改变头像，postjs_PHP教程" >$_POST</span>['mylogo'].'">;
</span>?>
<img id="showImage" src="1.png" style="max-width:90%" alt="php使用post动态选择头像和js事件动态改变头像，postjs_PHP教程" >
<br>
<form action="" method="post">
<select name="mylogo" id="id_logo" onchange="check(this)">
<option value="1.png">1.png</option>
<option value="2.png">2.png</option>
</select>
<input type="submit" name="submit" title=""/>
</form>
</body>
</html>登录后复制
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