javascript try{}catch(err){} 对象 成员。 方法

• err[message] = adddlert is not defined
• err[fileName] = http://127.0.0.1/TOOL/Javascript/test.php
• err[lineNumber] = 73
• err[stack] = message()@http://127.0.0.1/TOOL/Javascript/test.php:73 onclick([object MouseEvent])@http://127.0.0.1/TOOL/Javascript/test.php:1
• err[name] = ReferenceError

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<mce:script language="javascript"><!-- function vardump(obj,objname,deep){ deep = deep||1; if(deep > 5) return ""; deep++; /* 不是对象也不是数组 */ if(typeof(obj) != 'object' && typeof(obj) != 'array'){ document.writeln("<div>"+objname+"不是对象或者数组["+typeof(obj)+"]</div>"); return ''; } /* 开始打印 */ document.writeln("<ul>"); for(var i in obj){ document.write("<li>"); document.write(objname+'['+i+'] = '+obj[i]); if(typeof(obj[i]) == 'object' || typeof(obj[i]) == 'array'){ document.write('<b style="font-size:13px;cursor:pointer;" mce_style="font-size:13px;cursor:pointer;" onclick="if(this.textContent==/'[展开]/'){this.textContent=/'[折叠]/';this.nextSibling.style.display=/'block/';}else{this.textContent=/'[展开]/';this.nextSibling.style.display=/'none/';}">[折叠]</b>'); vardump(obj[i],objname+"["+i+"]",deep); } document.write("</li>"); } document.writeln('</ul>'); } var txt=""; function message() { try { adddlert("Welcome guest!"); }catch(err) { vardump(err,"err"); } } // --></mce:script> <input type="button" value="View message" onclick="message()" />