获取控制台的错误信息 onerror

牧云@^-^@ 提交于 2020-04-06 03:36:13

 

js 获取控制台的错误信息 https://www.bbsmax.com/A/Vx5ML2NmJN/

 

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Document</title>
</head>
 
<body>
    <input type="button" value="View message" onclick="" />
    <script>
        onerror = function(msg, url, row,col) {
            var txt = '<div style="color: rgb(232, 232, 232); line-height: 3.2; white-space: pre; font-family: Menlo, Consolas, monospace; font-size: 13px; position: fixed; z-index: 9999; padding: 10px; left: 0px; right: 0px; top: 0px; bottom: 0px; overflow: auto; background: rgba(0, 0, 0, 0.85098);">';
            txt += '<span style="background-color:#E36049; color:#fff; padding:2px 4px; border-radius: 2px">ERROR</span> in ' + url + '\n';
            txt += ' <span style="color:#E36049;">✘</span> <u><span style="color:#6D7891;">' + msg + '</span></u>  in line ' + row + ':' + col;
            txt += '</div>';
            document.body.innerHTML = txt;
          //  return true;  //加上这句控制台就不会报错
    }
test();
sad();
</script>
</body>
 
</html>

  

 

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