AppBaseJs 类库 网上常用的javascript函数及其他js类库写的

答案：
复制代码 代码如下:

/*----------------------------------- 
Web Application JavaScript Library 
2009.11 janchie 
------------------------------------*/ 

//String原生对象扩展 置空左右端空格 
String.prototype.trim = function(){ 
return this.replace(/(^[\s\n\t\r]*)|([\s\n\r\t]*$)/g, ""); 
}; 
//Date原生对象扩展 格式化输出 
Date.prototype.format = function (string) { 
var self = this; 
var p = function p(s) { 
return (s.toString().length == 1) ? "0" + s : s; 
}; 
return string ? string.replace(/dd?d?d?|MM?M?M?|yy?y?y?|hh?|HH?|mm?|ss?|tt?|zz?z?/g, 
function (string) { 
switch (string) { 
case "hh": return p(self.getHours() < 13 ? self.getHours() : (self.getHours() - 12)); 
case "h": return self.getHours() < 13 ? self.getHours() : (self.getHours() - 12); 
case "HH": return p(self.getHours()); 
case "H": return self.getHours(); 
case "mm": return p(self.getMinutes()); 
case "m": return self.getMinutes(); 
case "ss": return p(self.getSeconds()); 
case "s": return self.getSeconds(); 
case "yyyy": return self.getFullYear(); 
case "yy": return self.getFullYear().toString().substring(2, 4); 
case "dddd": return self.getDayName(); 
case "ddd": return self.getDayName(true); 
case "dd": return p(self.getDate()); 
case "d": return self.getDate().toString(); 
case "MMMM": return self.getMonthName(); 
case "MMM": return self.getMonthName(true); 
case "MM": return p((self.getMonth() + 1)); 
case "M": return self.getMonth() + 1; 
case "t": return self.getHours() < 12 ? Date.CultureInfo.amDesignator.substring(0, 1) : Date.CultureInfo.pmDesignator.substring(0, 1); 
case "tt": return self.getHours() < 12 ? Date.CultureInfo.amDesignator : Date.CultureInfo.pmDesignator; 
case "zzz": 
case "zz": 
case "z": return ""; 
} 
}) : this.toString(); 
}; 
/*------------------------------------*/ 

//声明对象 
var App = {}; 
//对象继承或属性合并 
App.extend = function(obj, hash) { 
this.each(hash, function(key, value) { 
obj[key] = value; 
}); 
return obj; 
}; 
//遍历 
App.each = function(obj, func, context) { 
var length = obj.length, i = -1; 
if(length !== undefined) { 
while(++i < length) if(func.call(context, obj[i], i, obj, length) === false) break; 
} 
else for(var key in obj) if(obj.hasOwnProperty(key)) if(func.call(context, key, obj[key], obj) === false) break; 
return obj; 
}; 
(function(doc, win){ 
var string = Object.prototype.toString, 
quirks = doc.compatMode === "BackCompat", 
docelem = doc.documentElement, 
ua = win.navigator.userAgent.toLowerCase(), 
version = (ua.match( /.(?:rv|it|ra|ie)[\/: ]([\d.]+)/ ) || [])[1], 
isChrome = /chrome/.test(ua), 
isWebKit = /webkit/.test(ua), 
isSafari = !isChrome && isWebKit, 
isOpera = /opera/.test(ua), 
isIE = /msie/.test( ua ) && !isOpera, 
isFF = /firefox/.test(ua); 
//Dom加载 
doc.ready = function(func) { 
var isReady = false,doReady = function() { 
if (isReady) return; 
isReady = true; func(); 
}; 
if (isIE) { 
if (docelem.doScroll && win.self == win.top) { 
(function() { 
if (isReady) return; 
try { 
docelem.doScroll("left"); 
} catch (error) { 
setTimeout(arguments.callee, 0); 
return; 
} 
doReady(); 
})(); 
}else { 
if (isReady) return; 
this.attachEvent("onreadystatechange", function() { 
if (doc.readyState === "complete") { 
doc.detachEvent("onreadystatechange", arguments.callee); 
doReady(); 
} 
}); 
} 
win.attachEvent('onload', doReady); 
}else if (isWebKit && version < 525) { 
(function() { 
if (isReady) return; 
if (/loaded|complete/.test(doc.readyState)) 
doReady(); 
else 
setTimeout(arguments.callee, 0); 
})(); 
win.addEventListener('load', doReady, false); 
}else { 
if (!isFF) 
this.addEventListener("DOMContentLoaded", function() { 
doc.removeEventListener("DOMContentLoaded", arguments.callee, false); 
doReady(); 
}, false); 
this.addEventListener('load', doReady, false); 
} 
}; 
App.extend(App,{ 
//类型检测 
isArray: function(v) { //是否为数组 
return string.apply(v) === "[object Array]"; 
}, 
isFunction: function(v) { //是否为函数体 
return string.apply(v) === "[object Function]"; 
}, 
isNumber: function(v) { //是否为数字 
return typeof v === "number" && isFinite(v); 
}, 
isDate: function(v) { //是否为日期 
return string.apply(v) === "[object Date]"; 
}, 
isElement: function(v) { //是否为Dom元素节点 
return !!(v && v.nodeType === 1); 
}, 
// 浏览器检测 
isOpera: isOpera, 
isChrome: isChrome, 
isWebKit: isWebKit, 
isSafari: isSafari, 
isIE: isIE, 
isFF: isFF, 
isQuirks:quirks, 
getVersion:version, 

//取id元素 
$: function(id) { 
return typeof id === "string" ? doc.getElementById(id) : id; 
}, 
//取name元素集合 
$N:function(name){ 
return doc.getElementsByName(name); 
}, 
//取tag元素集合 
$T:function(tag, root){ 
return (root || doc).getElementsByTagName(tag); 
}, 
//按属性名(是否包含)、值、范围取元素集合 
$A:function(attrName, attrValue, tag, root){ 
var elems = doc.all ? doc.all : this.$T( tag || "*",root || doc), result = [], 
attVal = (typeof attrValue != "undefined")? new RegExp("(^|\\s)" + attrValue + "(\\s|$)") : null; 
for(var i=0; i<elems.length; i++){ 
attr = elems[i][attrName] || elems[i].getAttribute(attrName); 
if(typeof attr === "string" && attr.length > 0){ 
if(typeof attrValue === "undefined" || (attVal && attVal.test(attr))){ 
result.push(elems[i]); 
} 
} 
} 
return result; 
}, 
//取body元素 
$B: doc.body || docelem, 
//取Class属性元素集合 
$C:function(attrValue, tag, root){ 
return this.$A("className",attrValue, tag, root); 
}, 
//取浏览器窗体宽度 
getWinWidth: win.innerWidth || docelem.clientWidth || doc.body.clientWidth, 
//取浏览器窗体高度 
getWinHeight: win.innerHeight || docelem.clientHeight || doc.body.clientHeight, 
//取元素样式 
getStyle: function(elem,name){ 
if(elem.style[name]){ 
return elem.style[name]; 
}else if(elem.currentStyle){ 
return elem.currentStyle[name]; 
}else if(doc.defaultView && doc.defaultView.getComputedStyle){ 
name = name.replace(/([A-Z])/g,"-$1"); 
name = name.toLowerCase(); 
var s = doc.defaultView.getComputedStyle(elem,""); 
return s && s.getPropertyValue(name); 
}else{ 
return null; 
} 
}, 
//获取元素屏幕坐标值 
getPosition: function() { 
return docelem.getBoundingClientRect && function(o){ 
var pos = o.getBoundingClientRect(), root = o.ownerDocument || o.doc; 
return {left:pos.left+root.documentElement.scrollLeft,top:pos.top+root.documentElement.scrollTop}; 
} || function(o){ 
var x = 0, y = 0; 
do{x += o.offsetLeft;y += o.offsetTop;}while((o=o.offsetParent)); 
return {left:x,top:y}; 
}; 
}(), 
//设置透明度 
setOpacity: function (elem,num){ 
if(elem.filters){ 
elem.style.filter = "alpha(opacity="+num+")"; 
}else{ 
elem.style.opacity = num/100; 
} 
}, 
//隐藏或显示元素 
hide: function(elem){elem.style.display = "none";}, 
show: function(elem){elem.style.display = "block";}, 
toggle: function(elem){ 
elem.style.display = this.getStyle(elem,"display") === "none" ?"block":"none"; 
}, 
//元素Class属性操作 
addClass: function(elem, clsName) { 
if (elem.className === '') { 
elem.className = clsName; 
}else if (elem.className !== '' && (' ' + elem.className + ' ').indexOf(' ' + clsName + ' ') === -1) { 
elem.className = elem.className + ' ' + clsName; 
} 
}, 
removeClass: function(elem, clsName) { 
if (clsName && ('

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