common.js 4.9 KB

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  1. //公共js,主要做表单验证,以及基本方法封装
  2. const utils = {
  3. isNullOrEmpty: function(value) {
  4. //是否为空
  5. return (value === null || value === '' || value === undefined) ? true : false;
  6. },
  7. trim: function(value) {
  8. //去空格
  9. return value.replace(/(^\s*)|(\s*$)/g, "");
  10. },
  11. isEmail: function(value){
  12. //是否为邮箱
  13. return RegExp(/^([a-zA-Z0-9]+[_|\_|\.]?)*[a-zA-Z0-9]+@([a-zA-Z0-9]+[_|\_|\.]?)*[a-zA-Z0-9]+\.[a-zA-Z]{2,3}$/).test(value);
  14. },
  15. isMobile: function(value) {
  16. //是否为手机号
  17. return RegExp(/^1[1-9][0-9]{9}$/).test(value);
  18. },
  19. isFloat: function(value) {
  20. //金额,只允许保留两位小数
  21. return RegExp(/^([0-9]*[.]?[0-9])[0-9]{0,1}$/).test(value);
  22. },
  23. isNum: function(value) {
  24. //是否全为数字
  25. return RegExp(/^[0-9]+$/).test(value);
  26. },
  27. isEmailCode:function(value) {
  28. return RegExp(/^\d{4}$/).test(value);
  29. },
  30. isMobileCode:function(value) {
  31. return RegExp(/^\d{6}$/).test(value);
  32. },
  33. isCredit:function(value) {//统一社会信用代码
  34. return RegExp(/^[0-9A-HJ-NPQRTUWXY]{2}\\d{6}[0-9A-HJ-NPQRTUWXY]{10}$/).test(value);
  35. },
  36. checkPwd: function(value) {
  37. //密码为8~20位数字和字母组合
  38. return RegExp(/^(?![0-9]+$)(?![a-zA-Z]+$)[0-9A-Za-z]{8,16}$/).test(value);
  39. },
  40. hidePhone:function(value) {
  41. return value.replace(/^(\d{3})\d{4}(\d+)/,"$1****$2")
  42. },
  43. interceptHtmlFn: function(value){
  44. return value.replace(/<[^>]+>/g,"")
  45. },
  46. desensitizationName:function(value){
  47. if(null != value && value != undefined){
  48. if(value.length <= 3){
  49. let ruten = value.substring(1);
  50. return value.replace(ruten,'**');
  51. } else if(value.length > 3 && value.length <= 6){
  52. let ruten = value.substring(2);
  53. return value.replace(ruten,'**');
  54. }
  55. } else {
  56. return "";
  57. }
  58. },
  59. formatNum: function(num) {
  60. //格式化手机号码
  61. if (utils.isMobile(num)) {
  62. num = num.replace(/^(\d{3})\d{4}(\d{4})$/, '$1****$2')
  63. }
  64. return num;
  65. },
  66. rmoney: function(money) {
  67. //金额格式化
  68. return parseFloat(money).toFixed(2).toString().split('').reverse().join('').replace(/(\d{3})/g, '$1,').replace(
  69. /\,$/, '').split('').reverse().join('');
  70. },
  71. bankRegex:function(num){
  72. let bankNum = ''
  73. bankNum = num.replace(/\D/g, '').replace(/(....)(?=.)/g, '$1 ');
  74. return bankNum
  75. },
  76. checkData:function(value){
  77. let data;
  78. if(value == null || value ==""){
  79. data = ''
  80. }else{
  81. data = value
  82. }
  83. return data
  84. },
  85. formatDate: function(formatStr, fdate) {
  86. //日期格式化
  87. if (fdate) {
  88. if (~fdate.indexOf('.')) {
  89. fdate = fdate.substring(0, fdate.indexOf('.'));
  90. }
  91. fdate = fdate.toString().replace('T', ' ').replace(/\-/g, '/');
  92. var fTime, fStr = 'ymdhis';
  93. if (!formatStr)
  94. formatStr = "y-m-d h:i:s";
  95. if (fdate)
  96. fTime = new Date(fdate);
  97. else
  98. fTime = new Date();
  99. var month = fTime.getMonth() + 1;
  100. var day = fTime.getDate();
  101. var hours = fTime.getHours();
  102. var minu = fTime.getMinutes();
  103. var second = fTime.getSeconds();
  104. month = month < 10 ? '0' + month : month;
  105. day = day < 10 ? '0' + day : day;
  106. hours = hours < 10 ? ('0' + hours) : hours;
  107. minu = minu < 10 ? '0' + minu : minu;
  108. second = second < 10 ? '0' + second : second;
  109. var formatArr = [
  110. fTime.getFullYear().toString(),
  111. month.toString(),
  112. day.toString(),
  113. hours.toString(),
  114. minu.toString(),
  115. second.toString()
  116. ]
  117. for (var i = 0; i < formatArr.length; i++) {
  118. formatStr = formatStr.replace(fStr.charAt(i), formatArr[i]);
  119. }
  120. return formatStr;
  121. } else {
  122. return "";
  123. }
  124. },
  125. throttle: function(fn, gapTime) {
  126. if (gapTime == null || gapTime == undefined) {
  127. gapTime = 1500
  128. }
  129. let _lastTime = null
  130. // 返回新的函数
  131. return function () {
  132. let _nowTime = +new Date()
  133. if (_nowTime - _lastTime > gapTime || !_lastTime) {
  134. fn.apply(this, arguments) //将this和参数传给原函数
  135. _lastTime = _nowTime
  136. }
  137. }
  138. },
  139. debounce: function(fn, delay, isImmediate) {
  140. var timer = null; //初始化timer,作为计时清除依据
  141. return function() {
  142. var context = this; //获取函数所在作用域this
  143. var args = arguments; //取得传入参数
  144. clearTimeout(timer);
  145. if(isImmediate && timer === null) {
  146. //时间间隔外立即执行
  147. fn.apply(context,args);
  148. timer = 0;
  149. return;
  150. }
  151. timer = setTimeout(function() {
  152. fn.apply(context,args);
  153. timer = null;
  154. }, delay);
  155. }
  156. }
  157. }
  158. module.exports = {
  159. isNullOrEmpty: utils.isNullOrEmpty,
  160. trim: utils.trim,
  161. isMobile: utils.isMobile,
  162. isEmail: utils.isEmail,
  163. isFloat: utils.isFloat,
  164. isNum: utils.isNum,
  165. isEmailCode:utils.isEmailCode,
  166. isMobileCode:utils.isMobileCode,
  167. checkPwd: utils.checkPwd,
  168. formatNum:utils.formatNum,
  169. rmoney: utils.rmoney,
  170. formatDate: utils.formatDate,
  171. bankRegex: utils.bankRegex,
  172. checkData:utils.checkData,
  173. hidePhone:utils.hidePhone,
  174. interceptHtmlFn:utils.interceptHtmlFn,
  175. desensitizationName:utils.desensitizationName,
  176. throttle: utils.throttle,
  177. debounce: utils.debounce
  178. }