所属类别：JavaScript

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来自启点的js,主要包括字符串的trim,cookies设置等String.prototype.trim = function(){ return this.replace(/(^\s*)(\s*$)/g, "");}String.prototype.len=function(){ return this.replace(/[^\x00-\xff]/g,'aa').length;}function StringBuilder(value){ this.strings = new Array(""); this.append(value);}// Appends the given value to the end of this instance.StringBuilder.prototype.append = function (value){ if (value) { this.strings.push(value); }}// Clears the string bufferStringBuilder.prototype.clear = function (){ this.strings.length = 1;}// Converts this instance to a String.StringBuilder.prototype.toString = function (){ return this.strings.join("");}//string format prototype// sample: var test="my name is {0} {2} " ;// alert(test.format('liang','zhonghua'); if (!String._FORMAT_SEPARATOR){ String._FORMAT_SEPARATOR = String.fromCharCode(0x1f); String._FORMAT_ARGS_PATTERN = new RegExp('^[^' + String._FORMAT_SEPARATOR + ']*' + new Array(100).join('(?:.([^' + String._FORMAT_SEPARATOR + ']*))?')); } if (!String.format) { String.format = function (s){ return Array.prototype.join.call(arguments, String._FORMAT_SEPARATOR). replace(String._FORMAT_ARGS_PATTERN, s); } } if (!''.format) { String.prototype.format = function (){ return (String._FORMAT_SEPARATOR + Array.prototype.join.call(arguments, String._FORMAT_SEPARATOR)). replace(String._FORMAT_ARGS_PATTERN, this); }}//end string formatfunction checkLoginByCookie(){ var cookieId="AUTHTEST"; if(window.location.href.toLowerCase().indexOf("qidian.com") > -1) { cookieId="cmfuToken"; } if((GetCookie(cookieId)!=null && GetCookie(cookieId).length > 0 )) { return true; } else { if(GetCookie('cmfu_al') != null && GetCookie('cmfu_al').length > 0) { return true; } } return false;}function getUrlParam(name){ var reg = new RegExp("(^&)"+ name +"=([^&]*)(&$)","i"); var r = window.location.search.substr(1).match(reg); if (r!=null) { return unescape(r[2]); } else { return null; }}function $(objName){ if(document.getElementById) { return document.getElementById(objName ); } else if(document.layers) { return eval("document.layers['" + objName +"']"); } else { return eval('document.all.' + objName); }}function DateAdd(BaseDate, interval, DatePart){ var dateObj = new Date(BaseDate.replace("-",",")); var millisecond=1; var second=millisecond*1000; var minute=second*60; var hour=minute*60; var day=hour*24; var year=day*365; var newDate; var dVal = new Date(dateObj) var dVal=dVal.valueOf(); switch(DatePart) { case "ms": newDate=new Date(dVal+millisecond*interval); break; case "s": newDate=new Date(dVal+second*interval); break; case "mi": newDate=new Date(dVal+minute*interval); break; case "h": newDate=new Date(dVal+hour*interval); break; case "d": newDate=new Date(dVal+day*interval); break; case "y": newDate=new Date(dVal+year*interval); break; default: return escape("日期格式不对"); } newDate = new Date(newDate); return newDate.getFullYear() + "-" + (newDate.getMonth() + 1) + "-" + newDate.getDate() ;}//增加当前日期的天数Date.prototype.AddDays=function (interval){ var dateObj = this; var millisecond=1; var second=millisecond*1000; var minute=second*60; var hour=minute*60; var day=hour*24; var year=day*365; var newDate; var dVal = new Date(dateObj) var dVal=dVal.valueOf(); newDate=new Date(dVal+day*interval); newDate = new Date(newDate); return newDate}function SetCookie(name, value){var argv = SetCookie.arguments; var argc = SetCookie.arguments.length; var expires = (argc > 2) ? argv[2].toGMTString() : (new Date()).AddDays(30).toGMTString();; var path = (argc > 3) ? argv[3] : "/"; var domain = (argc > 4) ? argv[4] : null; var secure = (argc > 5) ? argv[5] : false; var content = name + "=" + escape(value) + ";"; if(expires != null) { content += " expires=" + expires + ";"; } if(path != null) { content += " path=" + path + ";"; } if(domain != null) { content += " domain=" + domain + ";"; } document.cookie = content;}function GetCookie(cookieName){ var cookieString = document.cookie; var start = cookieString.indexOf(cookieName + '='); // 加上等号的原因是避免在某些 Cookie 的值里有 // 与 cookieName 一样的字符串。 if (start == -1) // 找不到 return null; start += cookieName.length + 1; var end = cookieString.indexOf(';', start); if (end == -1) return unescape(cookieString.substring(start)); return unescape(cookieString.substring(start, end));}/*文本框得到焦点*/function TextBoxOnFocus(txtControl,strDefaultText){ if (txtControl.value==strDefaultText) txtControl.value="";}/*文本框失去焦点*/function TextBoxOnBlur(txtControl,strDefaultText){ if (txtControl.value.replace(/(^[\s]*)([\s]*$)/g,"")=="") txtControl.value=strDefaultText;}/*功能：弹出群发消息窗口*/function MultiSendWin(subject,content){ var win =window.open(uploadURL+"?subject=" + subject + "&content=" +content,"","menubar=no,width=480,height=550,resizeable=no",""); return false;}/*功能：弹出留言窗口function SpaceSendMsg(toUserId){ var win =window.open(spaceSendMsgURL+"?toUserId=" + toUserId,"","menubar=no,width=500,height=400,resizeable=no",""); return false;}*/function ShowServerMessage(result){ eval(result.value);}//回车提交表单function KeydownSubmitForm(btnId){ var btn=document.getElementById(btnId); if (btn!=null&& event.keyCode== 13) { event.returnValue=false; event.keyCode=9; btn.click(); }}//ReadChapter -抵用券jsfunction MDown(Object){ Obj=Object.id document.all(Obj).setCapture() pX=event.x-document.all(Obj).style.pixelLeft; pY=event.y-document.all(Obj).style.pixelTop;}function MMove(){ if(Obj!=''){ document.all(Obj).style.left=event.x-pX; document.all(Obj).style.top=event.y-pY; }}function MUp(){ if(Obj!=''){ document.all(Obj).releaseCapture(); Obj=''; }}//关闭抵用券信息function LayerClose(divDiscount){ document.getElementById(divDiscount).style.visibility="hidden";}//显示抵用券信息function LayerShow(divDiscount,discountPrize){ var prizeUI = document.getElementById(divDiscount); prizeUI.style.left = screen.width-530; prizeUI.style.top = screen.Height - 480; prizeUI.style.visibility="visible"; document.getElementById("lblPrize1").innerHTML=discountPrize; document.getElementById("lblPrize2").innerHTML=discountPrize; window.setInterval("LayerClose('" + divDiscount + "')",15000);}//帮助masterpage用function HideMenu(menuid){ var obj = document.getElementById(menuid); if(obj.style.display == "none") { obj.style.display = ""; } else { obj.style.display = "none"; } if(obj.style.display == "") { var tmpId = "M0"; for(var i = 1 ; i <= 9; i++) { var myid = tmpId + i; if(myid != menuid) { document.getElementById(myid).style.display = "none"; } } }}/* div login */function ShowLoginDiv(){ var builder = new StringBuilder(); builder.append(""); builder.append(""); builder.append(""); builder.append("登录"); builder.append(""); builder.append(""); builder.append("×"); builder.append(""); builder.append(""); builder.append(""); builder.append(""); builder.append(""); builder.append(""); builder.append(""); builder.append(""); //window.top.scrollTo(0,0); document.getElementById("DivMask").style.height=document.body.scrollHeight; document.getElementById("DivMask").style.width=document.body.scrollWidth; document.getElementById("DivMask").style.display = 'block'; document.getElementById("DivLogin").style.display = "block"; document.getElementById("DivLogin").innerHTML = builder.toString(); ScrollDiv(); window.onscroll=ScrollDiv; window.onresize=ScrollDiv; window.onload=ScrollDiv;}function HideLoginMask(){ document.getElementById("DivMask").style.display="none"; document.getElementById("DivLogin").style.display="none";}/*随屏幕滚动*/function ScrollDiv(){ if($("DivLogin")) { document.getElementById("DivLogin").style.top=(document.body.scrollTop+ (document.body.clientHeight-document.getElementById("DivLogin").offsetHeight)/2)+"px"; document.getElementById("DivLogin").style.left=(document.documentElement.scrollLeft+ (document.body.clientWidth-document.getElementById("DivLogin").offsetWidth)/2)+"px"; } if($("AddMark")) {// if(!event )// return; $("AddMark").style.top=document.body.clientHeight + document.body.scrollTop-200 $("AddMark").style.left=document.body.clientWidth-56; $("AddMark").style.display=''; // (document.body.clientHeight-$("AddMark").offsetHeight)/2)+"px"; if($("MonthVoteTip")) { //$("MonthVoteTip").style.top=document.body.scrollTop+document.body.clientHeight-$("MonthVoteTip").offsetHeight+"px"; $("MonthVoteTip").style.top = getPosition($("AddMark")).y - $("AddMark").offsetHeight + "px"; } }}function AutoScroll(){ window.onscroll=ScrollDiv; window.onresize=ScrollDiv; window.onload=ScrollDiv;}function getPosition(el){for (var lx=0,ly=0;el!=null;lx+=el.offsetLeft,ly+=el.offsetTop,el=el.offsetParent);return {x:lx,y:ly}}/* 2007-11-28 XuJian *///截取字符串 包含中文处理//(串,长度,增加...)function subString(str, len, hasDot){ var newLength = 0; var newStr = ""; var chineseRegex = /[^\x00-\xff]/g; var singleChar = ""; var strLength = str.replace(chineseRegex,"**").length; for(var i = 0;i < strLength;i++) { singleChar = str.charAt(i).toString(); if(singleChar.match(chineseRegex) != null) { newLength += 2; } else { newLength++; } if(newLength > len) { break; } newStr += singleChar; } if(hasDot && strLength > len) { newStr += "..."; } return newStr;}/* 2007-10-26 14:20 Get String Lenth(include chinese character) */function GetStringLength(strObj){ return strObj.replace(/[^\x00-\xff]/g,"**").length;}function addMark(title,url) {try{if (window.sidebar) {window.sidebar.addPanel(title, url,"");} else if( document.all ) {window.external.AddFavorite( url, title);} else if( window.opera && window.print ) {return true;}}catch(e){ alert("您的浏览器安全设置不允许该项操作")}}

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