js 写的验证

function istel(string){                                        //检验电话号码格式re = /^0[0-9]{2,3}-[0-9]{7,8}$|^[48]00-[0-9]{4}-?[0-9]{3,4}$/;if(re.test(string)){return true;}else{return false;}}function isqh(string){                                        //检验电话区号re = /^\d{3,5}$/;if(re.test(string)){return true;}else{return false;}}function isusername(string){                                        //检验注册会员名格式re = /^[_a-zA-Z][0-9a-zA-Z]{3,14}$/;if(re.test(string)){return true;}else{return false;}}function ispassword(string){                                        //检验密码长度re = /^\S{6,20}$/;if(re.test(string)){return true;}else{return false;}}function iscellphone(string){                                        //检验手机号码格式re = /^1[3|5|8][0-9]{9}$/;if(re.test(string)){return true;}else{return false;}}function isurl(string){                                            //检验网站URL格式re = /^http:\/\/.+/g;if(re.test(string)){return true;}else{return false;}}function iszip(string){                                        //检验邮政编码格式re = /^[0-9]{6}$/;if(re.test(string)){return true;}else{return false;}}function isnums(string){                                        //检验是否为数字re = /^[1-9]\d*$/;return re.test(string);}function isnumber(string){                                        //检验是否为数字2re = /^[1-9]\d*$|^0$/;return re.test(string);}//检测是否为浮点数function isfloat(string){re = /^\d+(\.\d{1,2})*$/;return re.test(string);}function isemail(mail){                                      //检验电子邮箱格式re = /^[a-zA-Z0-9_-]+@[a-zA-Z0-9_-]+(\.[a-zA-Z0-9_-]+)+$/;if(re.test(mail)){return true;}else{return false;}}//正则去空格function str_trim(str) { var re = /\s*(\S[^\0]*\S)\s*/; str = str.replace(re,"$1");return str.replace(/\s*/g,"");}function ischeckboxed(obj){                                  //检验多选框是否有选中flag = false;for(i=0;i<obj.length;i++){if(obj[i].checked){flag = true;}}return flag;}function isboxed(obj){                                      //判断复选框被点选数量var es = 0;if(obj.length == undefined && obj.value){boxs = 1;}else if(obj.length && obj.value == undefined){boxs = obj.length;}if(boxs == 1){if(obj.checked){ es = 1 ;}}else{for(i=0;i<obj.length;i++){if(obj[i].checked){es++;}}}return {'bs':boxs,'es':es};}//获以下拉框里被选定的文本function getselecttext(obj){return obj.options[obj.selectedIndex].text;}function alltrim(arr,kj){                                        //去掉前后空格if(kj == undefined){kj = "all";}for(i=0;i<arr.length;i++){eval("document."+kj+"."+arr[i]+".value=str_trim(document."+kj+"."+arr[i]+".value)");}}function formtrim(arr,obj){                                        //去掉前后空格for(i=0;i<arr.length;i++){eval("obj."+arr[i]+".value = str_trim(obj."+arr[i]+".value)");}}//汉字转UTF-8编码function toutf8(chstr){return escape(chstr).replace(/%u/g,"\\u").toLowerCase();}function inputnull(obj,msg,action){              //控件提交阻止,对象，弹出信息，回应动作（focus,select）ac = action == undefined ? 'focus' : action ;if(obj.value == ""){alert(msg);eval('obj.'+ac+'();');return false;}else{return true;}}function jinputnull(obj,msg,action){              //控件提交阻止,对象，弹出信息，回应动作（focus,select）ac = action == undefined ? 'focus' : action ;if(obj.val() == "" || obj.value == ""){alert(msg);eval('obj.'+ac+'();');return false;}else{return true;}}function str_replace(obj,s,r){                                        //对象内容关键字替换obj.value = obj.value.replace(eval("\/\\"+s+"\/g"),r);}function isarray(obj){                                         //判断控件对象是否为数组if(obj.length && obj.value==undefined){return true;}else if(obj.length == undefined && obj.value){return false;}}//判断数组中是否存在此值function isinarr(arr,val){for(i=0;i<arr.length;i++){if(val == arr[i]){return true;}}return false;}function getfocusname(){                                  //获取当前获取焦点的控件名称var srcElem = document.activeElementvar testval = srcElem.name;return testval;}function getradiovalue(obj){                                  //获取单选框点选的值if(!isarray(obj)){return false;}for(i=0;i<obj.length;i++){if(obj[i].checked){return obj[i].value;}}return false;}function getcheckboxval(obj){                                //获取多选框的点选的值if(!isarray(obj)){return false;}var boxval = "";for(i=0;i<obj.length;i++){if(obj[i].checked){boxval = boxval+obj[i].value+"_";}}return boxval.substr(0,boxval.length-1);}//获取多选框的点选的值2function getboxval(obj){var boxval = new Array();eds = isboxed(obj);if(eds.es == 0){return false;}if(eds.bs==1 && eds.es==1){return {0:obj.value}}else{j=0;for(i=0;i<obj.length;i++){if(obj[i].checked){ boxval[j] = obj[i].value; j++;}}}return boxval;}function gotopage(curpage){                               //通用分页自动加GET参数的函数var strUrl=window.location.href; var arrUrl=strUrl.split("/"); var strPage=arrUrl[arrUrl.length-1];pnre1 = /\?pn=\d{1,2}/;pnre2 = /&pn=\d{1,2}/;strPage = strPage.replace(pnre1,"");strPage = strPage.replace(pnre2,"");strPage = strPage.replace("#","");strPage = strPage.replace("/&&/g","");ps  = strPage.indexOf("&");ps2 = strPage.indexOf("?");ps3 = strPage.indexOf("=");if(ps2>0 && ps3>0){window.location = strPage+"&pn="+curpage;}else if(ps2<0){window.location = strPage+"?pn="+curpage;}}function getstr(mystr,mykey){                               //取最后字符串sn = mystr.lastIndexOf(mykey);if(!sn){return false;}return mystr.substr(sn);}function getrstr(mystr,mykey){                               //取最后字符串2sn = mystr.split(mykey);return sn[sn.length-1];}function ksearch(surl,kn,obj){if(obj == undefined){return false;}if(kn == "" || surl == ""){return false;}if(obj.value == ""){alert('搜索关键字不能为空！');obj.focus();return false;}window.location = encodeURI(surl+"?"+kn+"="+obj.value);}function add_op(obj,url,getstr,m){                                            //单项添加通用函数val = str_trim(obj.value);if(val == ""){obj.value = "";alert('不能添加空值！');obj.focus();return false;}if(m == 'f'){ if(!confirm('您确定要继续执行吗？')){return false;} }window.location = url+'?'+getstr+'='+val;}function request_gets(obj,url,getstr,ov,m,reg){                                            //发送GET多值,参数：对象，发送URL，参数名称，扩展GET，是否提示,正则验证函数val = $.trim(obj.value);if(val == ""){obj.value = "";alert('不能发送空值！');obj.focus();return false;}if(reg != "" && reg != undefined){bl = eval(reg+"(val)");if(!bl){alert('不符合规则！');obj.select();return false;}}if(m == 'f'){ if(!confirm('您确定要继续执行吗？')){return false;} }if(ov == undefined){window.location = encodeURI(url+'?'+getstr+'='+val);}else{window.location = encodeURI(url+'?'+getstr+'='+val+ov);}}function request_get(url,gstr,m){                                       //参数：url,参数if(url == undefined || url == ''){alert('错误用法！');return false;}if(m == 'f'){ if(!confirm('您确定要继续执行吗？')){return false;} }window.location = encodeURI(url+'?'+gstr);}function isdel(){                                          //为删除操作弹出提示if(!confirm('您确定要删除吗？')){return false;}}function isupdate(){                                          //为修改操作弹出提示if(!confirm('您确定要修改吗？')){return false;}}function boxse(param,obj){                                 //多选框多种选择方式,全选(yas),全不选(nas),反选(nse)if(param == 'yas'){if(isarray(obj)){for(i=0;i<obj.length;i++){obj[i].checked = true;}}else{obj.checked = true;}}else if(param == 'nas'){if(isarray(obj)){for(i=0;i<obj.length;i++){obj[i].checked = false;}}else{obj.checked = false;}}else if(param == 'nse'){if(isarray(obj)){for(i=0;i<obj.length;i++){obj[i].checked = !obj[i].checked;}}else{obj.checked = !obj.checked;}}}function box_action(objname){                                          //多选框对象操作objcode = "<span style=\"cursor:pointer;color:#ff8000;\" onclick=\"boxse('yas',document.all."+objname+")\">全选</span> / <span style=\"cursor:pointer;color:#ff8000;\" onclick=\"boxse('nas',document.all."+objname+")\">不选</span> / <span style=\"cursor:pointer;color:#ff8000;\" onclick=\"boxse('nse',document.all."+objname+")\">反选</span>";document.write(objcode);}function boxaction(objname,formname){                                          //多选框对象操作var fname = formname == undefined ? "all" : formname ;objcode = "<span style=\"cursor:pointer;color:#ff8000;\" onclick=\"boxse('yas',document."+fname+"."+objname+")\">全选</span> / <span style=\"cursor:pointer;color:#ff8000;\" onclick=\"boxse('nas',document."+fname+"."+objname+")\">不选</span> / <span style=\"cursor:pointer;color:#ff8000;\" onclick=\"boxse('nse',document."+fname+"."+objname+")\">反选</span>";document.write(objcode);}function deletes(obj,url,getstr){                                //多条删除var ids = "";if(isarray(obj)){for(i=0;i<obj.length;i++){if(obj[i].checked){ids = ids+obj[i].value+"_";}}if(ids.length){ids = ids.substr(0,ids.length-1);}}else{if(obj.checked){ids = obj.value;}}if(ids == ""){alert('您至少要选择一条才能执行删除！');return false;}else{if(!confirm('您确定要删除所选吗？')){return false;}window.location = url+'?'+getstr+'='+ids;}}function getpicpre(picstr,divn,imgv){       //图片路径，表格行ID，图像控件IDif(picstr == ""){$("#"+divn).hide();return false;}$("#"+divn).show();picstr = "file:///"+picstr;$("#"+imgv).attr("src",picstr);}function getPath(obj)  {if(obj)    {if (window.navigator.userAgent.indexOf("MSIE")>=1)      {obj.select();return document.selection.createRange().text;}else if(window.navigator.userAgent.indexOf("Firefox")>=1)      {if(obj.files)        {return obj.files.item(0).getAsDataURL();}return obj.value;}    return obj.value;    }}function getmmpre(obj,divn,mmv,mw,mh){       //图片路径，表格行ID，媒体控件IDvar pstr = getPath(obj);var extname = getrstr(pstr,'.');extname = extname.toLowerCase();;if(!(extname == 'jpg' || extname == 'png' || extname == 'gif' || extname == 'swf')){alert('你选择的不是图片或动画文件！');obj.select();$("#"+divn).hide();return false;}wv = mw == undefined?150:mw;hv = mh == undefined?60 :mh;if(obj.value == ""){$("#"+divn).hide();return false;}$("#"+divn).show();picstr = "file:///"+getPath(obj);if(getstr(picstr,".") == ".swf"){pstr = pstr.replace(":","|");pstr = pstr.replace(/\\/g,"/");picstr = "file:///"+pstr;$("#"+mmv).html('<div id="linkswf"></div>');swfobject.embedSWF(picstr, "linkswf", wv, hv, "9.0.0");}else{$("#"+mmv).html('<img src="'+picstr+'" width="'+wv+'">');}}function getyzm(obj){                                    //防缓存的变换验证码函数srcv = obj.src;srcstr = srcv.split('?');obj.src = srcstr[0]+'?'+new Date().getTime();}function MyMenus(){                                     //构造后台菜单对象this.json    = "";this.rootdiv = "";this.idsn    = 0 ;this.psty    = "";this.ssty    = "";this.display = function(){for(key in this.json){this.idsn++;$("#"+this.rootdiv).append("<div style='"+this.psty+"' id='mp_"+this.idsn+"' onclick='{$(this).next(\"div\").toggle();}'>"+key+"</div><div style='"+this.ssty+"' id='ms_"+this.idsn+"'></div>");var itemstr = "<ul>";for(i=0;i<this.json[key].length;i++){itemstr += "<li><a href='"+this.json[key][i].href+"'>"+this.json[key][i].name+"</a></li>"}itemstr += "</ul>";$("#ms_"+this.idsn).append(itemstr);$("#"+this.rootdiv).append("<br>");}}}function makesubselect(val,key,url,gete,mobj,rek,rev){   //参数：发送值，发送get键，发送地址，扩展参数，生成对象名称，JSON键名，JSON值名if(val == "" || val == undefined){alert('赋值错误！');return false;}gets = eval("({"+key+":'"+val+"',rad:Math.random()});");if(!(gete == undefined || gete == "")){geta = gete.split(":");gets[geta[0]] = geta[1]; }mobj.options.length = 0;$.get(url,gets,function(data){data = eval('('+data+')');$.each(data, function(i,n){  eval("(mobj.add(new Option(data[i]."+rev+",data[i]."+rek+")));");});});}//向对象插入特殊字符var inserttext = function(obj,A){ var B = obj;B.focus(); var C = document.selection.createRange(); if(C){ if(C.text.length > 0) C.text += A; else C.text= A; C.select(); } }//根据不同年份和月份，设置相应的天数function getdays(objY,objM,objD){var ms,ds;ms = {0:31,1:31,4:30,5:31,6:30,7:31,8:31,9:30,10:31,11:30,12:31}if(objY.value < 1 || objM.value > 12 || objM.value < 1){return false;}else if(objM.value != 2){ds = ms[objM.value];}else{ds = !(objY.value % 4) ? 29 : 28 ;}objD.options.length = 0 ;for(i=1;i<=ds;i++){objD.add(new Option(i,i));}}//生成SELECT，参数：对象名，事件，值取值范围(例10_20),默认值function makeselect(Fobj,evop,evname,v,dv){if(Fobj == undefined || Fobj == ''){alert('调用语法出错！');return false;}var evstr  = evop == "" && evname == "" ? '' : ''+evop+'='+evname+'' ;var stestr = "<select name=\""+Fobj+"\" "+evop+"=\""+evname+"\">";var vs = v.split('_');for(i=vs[0];i<=vs[1];i++){if((dv == undefined || dv == '')){stestr += "<option value=\""+i+"\">"+i+"</option>";}else{i == dv ? stestr += "<option value=\""+i+"\" >"+i+"</option>" : stestr += "<option value=\""+i+"\" selected>"+i+"</option>" ;}}stestr += "</select>";document.write(stestr);}//生成可切换复选框，参数：布尔值(t/f),对象,id值,get参数,id字段,url,操作关键字function makecheckbox(bl,obj,cid,getv,idn,url,opstr){boxval = bl == 't' ? " checked " : "" ;document.write("<input type=\"checkbox\" "+boxval+" onclick=\"box_ajax_send("+cid+",this,'"+getv+"','"+idn+"','"+url+"','"+opstr+"');\">");}//发送复选框ajax请求,参数：id值，对象，get参数，url,操作关键字function box_ajax_send(id,obj,getv,idn,url,opstr){var str,opv;idn = (idn == '' || idn == undefined) ? 'id' : idn ;if(obj.checked){str = '您确定要设为'+opstr+'吗？';opv = 't';}else{str = '您确定要取消'+opstr+'吗？';opv = 'f';}if(!confirm(str)){obj.checked = !obj.checked; return false;}$.get(url+'/'+idn+'/'+id+'/'+getv+'/'+opv+'/'+Math.random(),function(data){  if(data == 'ok'){alert('操作成功！');}else{alert('操作失败'); obj.checked = !obj.checked;}  });}//获取鼠标坐标function mouseCoords(ev){    if(window.navigator.userAgent.indexOf("Firefox")>=1) {           return {x:ev.pageX, y:ev.pageY};       }else{    ev = window.event;    return { x:ev.clientX+document.body.scrollLeft+document.documentElement.scrollLeft, y:ev.clientY+document.body.scrollTop+document.documentElement.scrollTop };    }   }//对象转换为JSON(yusion改进版)function obj2json(o){var r = [];if(typeof o =="string") return "\""+o.replace(/([\'\"\\])/g,"\\$1").replace(/(\n)/g,"\\n").replace(/(\r)/g,"\\r").replace(/(\t)/g,"\\t")+"\"";if(typeof o =="undefined") return "";if(typeof o == "object"){if(o===null) return "null";else if(!o.sort){for(var i in o)r.push('"'+i+"\":"+obj2str(o[i]))r="{"+r.join()+"}"}else{for(var i =0;i<o.length;i++)r.push(obj2str(o[i]))r="["+r.join()+"]"}return r;}return o.toString();}//字符串排序function str_sort(_str){return _str.split("").sort().join("");}