使用firebug进行调试javascript的示例

2019-11-20 21:27:10

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<script type="text/javascript"> 
//用于在friefox中调试 用console.log("hello"); 
/** function test(name) { 
console.log(name); 
} 
test("hello world");**/ 

//调试的技巧 
function showLog(message) { 
console.log(message); 
console.info(message); 
console.warn(message); 
console.error(message); 
console.debug(message); 
} 
function test(name) { 
showLog(name); 
} 
test("hello"); 

</script> 

调试示例

复制代码代码如下:

 
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> 
<html> 
<head> 
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> 
<title>Insert title here</title> 
<script type="text/javascript"> 

function method() { 
var result = 0; 
for(var i = 0; i < 10; i++) { 
result +=i; 
} 
document.getElementById("id1").innerHTML = result; 
} 


</script> 
</head> 
<body> 
<input type="button" value="click" onclick="method()"/> 
<div id="id1"></div> 
</body> 
</html> 