判断远程图片是否存在,否则替换成默认图片
发布时间:12/03 来源: 浏览:
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语法: onerror="SomeJavaScriptCode" 例子: <html> <head><meta http-equiv="Content-Type" content="text/html; charset=gb2312"> <title>php爱好者</title> </head> <body> <p>判断远程图片是否存在,不存在的话替换成默认的图片,代码如下:</p> <p>第一种情况存在:<IMG src="http://www.mokuge.com/images/neteaselogo.gif" onerror="javascript:this.src='http://www.mokuge.com/images/logo.gif'" ></p> <IMG src="http://www.mokuge.com/images/neteaselogo.gif" onerror="javascript:this.src='/uploads/allimg/140603/14445C492-2.gif'" > <p>第二种情况不存在,替换成本站的logo:<IMG src="http://www.mokugecom/images/neteaselogo1.gif" onerror="javascript:this.src='http://www.mokuge.com/images/logo.gif'" ></p> <IMG src="http://www.mokuge.com/images/neteaselogo1.gif" onerror="javascript:this.src='http://www.mokuge.com/images/logo.gif'"> </body> </html> |