/**
*func: Debug调试js变量函数
*version: 0.1
*date: 08.1.1
************************/
var debugWindow;
function defined(obj){
return (obj != undefined);
};
function type(obj){
if (!defined(obj)) return false;
if (obj.htmlElement) return 'element';
var type = typeof obj;
if (type == 'object' && obj.nodeName){
switch(obj.nodeType){
case 1: return 'element';
case 3: return (/\S/).test(obj.nodeValue) ? 'textnode' : 'whitespace';
}
}
if (type == 'object' || type == 'function'){
switch(obj.constructor){
case Array: return 'array';
case RegExp: return 'regexp';
}
if (typeof obj.length == 'number'){
if (obj.item) return 'collection';
if (obj.callee) return 'arguments';
}
}
return type;
};
function debug(){
var text = arguments[0];
var tp=type(text);
var str='typeof: '+tp+'\n';
var alertArr={'string':1,'number':1,'boolean':1,'undefined':1};
var debugTag;
if(alertArr[tp] || tp=='function' || !!text==false){
str=''+tp+" "+text;
}else if(tp=="object" || tp=="array" || tp=='class' || tp=='arguments'){
for(var p in text){
str+= type(text[p])+ ' '+ p + "=" + text[p] + "\n";
}
}else if(tp=="element"){
str="element:\n";
for( var i in text){
str+=''+type(text[i])+' '+i+'='+text[i]+"\n";
}
}else{
str='type of:'+tp+":"+text;
}
try {
if (debugWindow == undefined || debugWindow.closed == true) {
debugWindow=window.open('about:blank', 'Emvc_Debug', 'width=800,height=600,scrollbars=1,resizable,status');
debugWindow.document.write('Emvc debug outputEmvc debug output
');
}
str = str.replace(/&/g, "&");
str = str.replace(//g, ">");
debugTag = debugWindow.document.getElementById('debugTag');
debugTag.innerHTML = (''+(new Date()).toString()+': ' + str + '
') + debugTag.innerHTML;
} catch (e) {
alert("Emvc Debug(Cached errors):\n " + str);
}
}