正则校验

// 验证手机号码格式
export function phoneValid(rule, value, callback){
  var re = new RegExp(/^[1][3456789]\d{9}$/)
  if(re.test(value)){
    callback()
  }else{
    callback(new Error('请输入正确格式的手机号码'))
  }
}
// 验证汉字
export function isHan(rule, value, callback){
  var re = new RegExp(/^[\u4e00-\u9fa5]+$/)
  if(re.test(value)){
    callback(new Error('请输入非汉字'))
  }else{
    callback(new Error('请输入非汉字'))
  }
}
// 验证密码
export function passWord(rule, value, callback) {
  var re = new RegExp(/^(?!\D+$)(?![^a-zA-Z]+$)([\x20-\x7f]){8,32}$/);
  if (re.test(value)) {
    callback()
  } else {
    callback(new Error('必须为8-32位数字和字母或字符组合'))
  }
}
// 验证身份证
export function isIdCard(rule, value, callback) {
  //身份证正则表达式(18位)
  var isIdCard2 = /^[1-9]\d{5}(19\d{2}|[2-9]\d{3})((0\d)|(1[0-2]))(([0|1|2]\d)|3[0-1])(\d{4}|\d{3}X)$/i;
  var stard = "10X98765432"; //最后一位身份证的号码
  var first = [7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2]; //1-17系数
  var sum = 0;
  if (!isIdCard2.test(value)) {
    callback(new Error('请输入正确的身份证号'))
  }
  var year = value.substr(6, 4);
  var month = value.substr(10, 2);
  var day = value.substr(12, 2);
  var birthday = value.substr(6, 8);
  if (birthday != dateToString(new Date(year + '/' + month + '/' + day))) {//校验日期是否合法
    callback(new Error('请输入正确的身份证号'))
  }
  for (var i = 0; i < value.length - 1; i++) {
    sum += value[i] * first[i];
  }
  var result = sum % 11;
  var last = stard[result]; //计算出来的最后一位身份证号码
  if (value[value.length - 1].toUpperCase() == last) {
    callback()
  } else {
    callback(new Error('请输入正确的身份证号'))
  }
}
// 验证营业执照号
export function isbusinessLicenseId(rule, value, callback) {
  if(value.length == 15 || value.length == 18){
    callback()
  }else{
    callback(new Error('请输入正确格式的营业执照号'))
  }
}
// 验证图片验证码
export function imgCodeValid(rule, value, callback) {
  var re = new RegExp(/^\d{4}$/);
  if(re.test(value)){
    callback()
  }else{
    callback(new Error('请输入正确的图片验证码'))
  }
}
// 验证短信验证码
export function messageCodeValid(rule, value, callback){
  var re = new RegExp(/^\d{6}$/);
  if(re.test(value)){
    callback()
  }else{
    callback(new Error('请输入正确的短信验证码'))
  }
}
// 验证银行卡号
export function bankCardValid(rule, value, callback) {
  var re = new RegExp(/^([1-9]{1})(\d{15}|\d{17}|\d{18})$/);
  if (re.test(value)) {
    callback()
  } else {
    callback(new Error('请输入正确的银行卡号'))
  }
}
// 复制
export function contentCopy(text) {
  let time = new Date().getTime();
  let div_temp = document.createElement('div');
  div_temp.innerHTML = '<input type="text" value="' + text + '" class="copy' + time + '"></input>';
  document.body.appendChild(div_temp);
  let ele = document.body.getElementsByClassName('copy' + time)[0];
  ele.select();
  ele.setSelectionRange(0, text.length);
  document.execCommand("Copy"); //执行浏览器复制命令
  this.$message.success('复制成功');
  document.body.removeChild(div_temp);
}
//金额转换
export function fen_to_yuan(value, fixed_num, number) {
  if(!value){
    return 0
  }
  if (fixed_num == null) {
    fixed_num = 0;
  }
  if (number) {
    return Number(Decimal.div(value, 100).toFixed(fixed_num));
  }
  return Decimal.div(value, 100).toFixed(fixed_num);
}
//金额转换
export function yuan_to_fen(val) {
  return Decimal.mul(Number(val).toFixed(2), 100).toNumber();
}
export function amountLimit(rule, value, callback) {
  var re = new RegExp(/^([0]|[1-9][0-9]*)(\.[0-9]{1,2})?$/)
  if (re.test(value) && value > 0) {
    callback()
  } else {
    callback(new Error('请输入正确的金额'))
  }
}
// 文件格式校验
export function validFile(value, format) {
  let fileName = value.split('\\').pop();
  if (fileName == '') { return true }
  let fileTArr = fileName.toLowerCase().split(".");
  let filetype = fileTArr[fileTArr.length - 1];
  if (format.indexOf(filetype) <= -1) {
    return false;
  } else {
    return true;
  }
}
// 获取
export function getParameterByName(name, url) {
  if (!url) url = decodeURIComponent(window.location.href)
  name = name.replace(/[\[\]]/g, "\\$&");
  var regex = new RegExp("[?&]" + name + "(=([^&#]*)|&|#|$)"),
    results = regex.exec(url);
  if (!results) return null;
  if (!results[2]) return '';
  return decodeURIComponent(results[2]);
}