Js pops up the dialog box to confirm whether to delete

2020-03-30 02:29:51
OfStack

 
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> 
<html xmlns="http://www.w3.org/1999/xhtml"> 
<head> 
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> 
<title> Confirm whether to delete </title> 
<script type="text/javascript"> 
function del(){ 
if(!confirm(" Are you sure you want to delete? ")){ 
window.event.returnValue = false; 
} 
} 
</script> 
</head> 
<body> 
<a href="http://www.baidu.com" onclick="return del()"> delete </a> 
</body> 
</html>