jquery中邮箱地址 URL网站地址正则验证实例代码

  email地址验证

  

复制代码 代码如下:

  function checkEmail(){

  var email=$.trim($("#report_email").val());

  if(email == ""){

  $("#report_email").next('p').html("*请输入邮箱地址!");

  return false;

  }

  var re = /^([a-zA-Z0-9]+[_|_|.]?)*[a-zA-Z0-9]+@([a-zA-Z0-9]+[_|_|.]?)*[a-zA-Z0-9]+.[a-zA-Z]{2,3}$/ig;

  if(!re.test(email)){

  $("#report_email").next('p').html("*邮箱地址格式错误!");

  return false;

  }

  return true;

  }

  url地址验证

  

复制代码 代码如下:

  function getUrlArray(e, type){

  var urls = $.trim($("#report_url_list").val());

  urls = urls.replace(/s*n+s*/ig,"n");

  $("#report_url_list").val(urls);

  //format the urls

  if(type == "blur"){

  reportUrlElm.val(urls);

  }

  if(e && e.keyCode == 13){

  reportUrlElm.val(urls + "n");

  }

  urls = urls.split("n");

  user_urls = urls;

  return urls;

  }

  function checkurls(e, type) {

  $("#errorList").find("span").hide();

  urls = getUrlArray(e, type);

  var urlfag = true;

  url_index = 0;

  var urlText="请填写举报网站,您可以举报多个网址,每行一个,一次不超过20个。";

  if(!urls[0] || urls[0] == urlText){

  $("#report_url_list").val(urlText).css("color","#757575");

  $("#report_url_list").next('p').html('*请输入正确的网址');

  $.urlfag=false;

  return false;

  }

  if(urls.length > 20){

  $("#report_url_list").next('p').html("已超过20个,请分批举报")

  $.urlfag=false;

  return false;

  }

  $.urlfag=true;

  for(url_index=0;url_index<urls.length;url_index++){

  $.urlfag = checkEachUrl(urls, url_index)  && $.urlfag ;

  }

  return  urlfag;

  }

  function checkEachUrl(urls, index){

  var e=urls[index];

  a = e.replace(/^http:///, "");

  if (a.indexOf("/") != -1) {

  a = a.substring(0, a.indexOf("/"));

  }

  var rg = /^((https?|ftp|news)://)?([w-]+.)+(.)+(:d+)?(/[w- ./?%&=]*)?$/i;

  if(!rg.test(a)){

  urlError("格式错误",index,-1);

  return false;

  }

  if(inUrlArray(urls,index)){

  urlError("请不要举报同一条网站",index,-1);

  return false;

  }

  $.ajax({

  async:false,

  url:"http://api.pc.qq.com/tapi/url_report.php?url=http://"+a,

  dataType: "jsonp",

  method: "GET",

  success:function(a){

  if(a.is_existed=="yes"){

  urlError("该网址已被举报",index,-1);

  $.urlfag= false;

  }

  }

  });

  urlError("正常",index,0);

  return true;

  }

  function inUrlArray(urls,index){

  var r=false

  for(i=index+1;i<urls.length;i++){

  a = urls[index].replace(/^http(s?):///, "");

  b = urls[i].replace(/^http(s?):///, "");

  if(a==b)

  r=true;

  }

  return r;

  }

  function  urlError(msg,index,type){

  type=type|| 0;

  var test = $("#errorList div").find("span").eq(index);

  test.show();

  if(type<0){

  test.attr('title',msg).css("background-position","-20px 0px");

  }else{

  test.attr('title',msg).css("background-position","0px 0px");

  }

  }