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2026-09-08 17:20:27 +08:00
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+ //--------------------------------------------------------------
+ //LC
+ //2021-10-31
+ //--------------------------------------------------------------
+
+//校验银行卡号，银行卡校验规则(Luhn算法)
+function isBankNo(value) { 
+  if (value == "" || !isPositiveInteger(value)) return false;
+  var wei = [],
+    sumOdd = 0,
+    sumEven = 0,
+    length = value.length;
+  for (var j = 0; j < length; j++) {
+    wei[j] = parseInt(value.substring(length - j - 1, length - j)); // 从最末一位开始提取，每一位上的数值
+  }
+  for (var i = 0; i < length / 2; i++) {
+    sumOdd += wei[2 * i];
+    if (wei[2 * i + 1] * 2 > 9) wei[2 * i + 1] = wei[2 * i + 1] * 2 - 9;
+    else wei[2 * i + 1] *= 2;
+    sumEven += wei[2 * i + 1];
+  }
+  return (sumOdd + sumEven) % 10 == 0;
+}
+//验证手机号
+function isPhone(phone){
+  let reg = /^[1][3-9][0-9]{9}$/
+  if(reg.test(phone)){
+    return true;
+  }else{
+    return false;
+  }
+}
+//验证
+//正整数
+function isInteger(value) {
+  return /^[1-9][0-9]*$/.test(value);
+}
+//浮点类型
+function isFloat(num) {
+  var reg = /^\d+(?=\.{0,1}\d+$|$)/
+  num=num.replace(/\.\d{2,}$/,num.substr(num.indexOf('.'),3))//删除小数点后两位
+  return reg.test(num) ;
+}
+ 
+//date类型转string,就是2019-10-10 12:00:00这样，date转时间戳就new Date().valueOf()
+function formatDate (date,type) {
+	if(type=="long")
+		return date.getFullYear()+'-'+(parseInt(date.getMonth())+1)+'-'+date.getDate()+' '+date.getHours()+':'+date.getMinutes()+':'+date.getSeconds()
+	else
+		return date.getFullYear()+'-'+(parseInt(date.getMonth())+1)+'-'+date.getDate()
+}
+ 
+//是否身份证
+function isIdCard (num) {
+  let reg = /^[1-9]\d{5}(18|19|20|(3\d))\d{2}((0[1-9])|(1[0-2]))(([0-2][1-9])|10|20|30|31)\d{3}[0-9Xx]$/
+  return reg.test(reg)
+}
+
+//密码必须是大小写英文加数字
+function isPassword(pass) {
+	if(pass.length <8 || pass.length >20){
+		 return false;
+	}
+	var str = pass;
+	var regexpUperStr = /[A-Z]+/;
+	var reexpLowerStr = /[a-z]+/;
+	var regexpNum = /\d+/;
+	var uperStrFlag = regexpUperStr.test(str);
+	var lowerStrFlag = reexpLowerStr.test(str);
+	var numFlag = regexpNum.test(str);
+
+	if (uperStrFlag == true && lowerStrFlag == true && numFlag == true)
+		return true;
+	else
+		return false;
+}
+//验证昵称
+function isNickname(nickname){
+	if(nickname.length <2 || nickname.length >16){
+		 return false;
+	}
+	var regex =  /^(\w|[\u4E00-\u9FA5])*$/; 
+	var res = regex.test(nickname);
+	if(res==true){
+	  return true;
+	}else{
+	  return false;
+	}
+}
+
+var minute = 1000 * 60;
+var hour = minute *60;
+var day = hour *24;
+var week = day * 7;
+var month = day * 30;
+function getTimer(stringTime){
+    var time1 = new Date().getTime();//当前的时间戳
+	stringTime = stringTime.replace(/-/g,'/'); //IOS不支持-格式时间，只支持/格式时间
+    var time2 = Date.parse(new Date(stringTime));//指定时间的时间戳
+    var time = time1 - time2;
+
+    var result = null;
+    if(time < 0){
+        return "";
+    }else if(time/month >= 1){
+        result = parseInt(time/month) + "月前";
+    }else if(time/week >= 1){
+        result = parseInt(time/week) + "周前";
+    }else if(time/day >= 1){
+        result = parseInt(time/day) + "天前";
+    }else if(time/hour >= 1){
+        result = parseInt(time/hour) + "小时前";
+    }else if(time/minute >= 1){
+        result = parseInt(time/minute) + "分钟前";
+    }else {
+        result = "刚刚";
+    }
+	return result;
+}
+function getUrlParam(name) {
+	var reg = new RegExp("(^|&)" + name + "=([^&]*)(&|$)");
+	var r = window.location.search.substr(1).match(reg);
+	if(r != null) return unescape(r[2]);
+	return null;
+}
+function getParam(url,name) {
+	var reg = new RegExp("(^|&)" + name + "=([^&]*)(&|$)");
+	var r = url.substr(1).match(reg);
+	if(r != null) return unescape(r[2]);
+	return null;
+}
+function formatRichText(html){
+  let newContent= html.replace(/<img[^>]*>/gi,function(match,capture){
+      match = match.replace(/style="[^"]+"/gi, '').replace(/style='[^']+'/gi, '');
+      match = match.replace(/width="[^"]+"/gi, '').replace(/width='[^']+'/gi, '');
+      match = match.replace(/height="[^"]+"/gi, '').replace(/height='[^']+'/gi, '');
+      return match;
+  });
+  newContent = newContent.replace(/style="[^"]+"/gi,function(match,capture){
+      match = match.replace(/width:[^;]+;/gi, 'max-width:100%;').replace(/width:[^;]+;/gi, 'max-width:100%;');
+      return match;
+  });
+  newContent = newContent.replace(/<br[^>]*\/>/gi, '');
+  newContent = newContent.replace(/\<img/gi, '<img style="max-width:100%;height:auto;display:block;margin:0;"');
+  return newContent;
+}
+
+export { 
+	isBankNo,
+	isInteger,
+	isFloat,
+	formatDate,
+	isIdCard,
+	isPhone,
+	isPassword,
+	isNickname,
+	getTimer,
+	getUrlParam,getParam,
+	formatRichText,
+}