index.js 12 KB

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  1. export const currentTimeStamp = () => new Date().getTime()
  2. export const unixTimeStamp = (val) => new Date(val).getTime()
  3. // 苹果手机时间显示bug
  4. export const newDate = (date) => {
  5. var time=null;
  6. if (date) {
  7. var reg=new RegExp('-','gi')
  8. time=new Date(date.replace(reg,'/'));
  9. }
  10. return time
  11. }
  12. //今天多少天之前的时间
  13. export const beforeTimeStamp = (dayCount,date) => {
  14. if (date) {
  15. var dd = new Date(date);
  16. } else {
  17. var dd = new Date();
  18. }
  19. dd.setDate(dd.getDate() - dayCount)
  20. let time = dd.getTime()
  21. return time
  22. }
  23. //今天多少天之后的时间
  24. export const afterTimeStamp = (dayCount, date) => {
  25. if (date) {
  26. var dd = new Date(date);
  27. } else {
  28. var dd = new Date();
  29. }
  30. let dayStamp = 24 * 60 * 60 * 1000
  31. // dd.setDate(dd.getDate() + dayCount)
  32. // console.log(dayCount, date,dd.getDate())
  33. let time = dd.getTime()+dayStamp*dayCount
  34. return time
  35. }
  36. //今天多少年之后的时间
  37. export const afterYearTimeStamp = (yearCount, date) => {
  38. if (date) {
  39. var dd = new Date(date);
  40. } else {
  41. var dd = new Date();
  42. }
  43. dd.setFullYear(dd.getFullYear() + yearCount)
  44. let time = dd.getTime()
  45. return time
  46. }
  47. //计算某日期距当前的时间秒数
  48. export const secondsDistance = (date) => {
  49. var now = new Date().getTime();
  50. date = new Date(date).getTime();
  51. var seconds = parseInt((now - date) / 1000);
  52. return seconds;
  53. }
  54. //计算两个时间的相差天数
  55. export const daysDistance = (date1, date2) => {
  56. date1 = Date.parse(date1);
  57. date2 = Date.parse(date2);
  58. var ms = date2 - date1;
  59. ms = ms < 0 ? 0 : ms;
  60. var days = parseInt(Math.floor(ms / (24 * 3600 * 1000)));
  61. return days;
  62. }
  63. //计算两个时间的相差小时数
  64. export const hourDistanceArr = (date1, date2) => {
  65. if (!date1 || !date2) {
  66. return '-';
  67. }
  68. date1 = Date.parse(date1);
  69. date2 = Date.parse(date2);
  70. var ms = date2 - date1;
  71. ms = ms < 0 ? 0 : ms;
  72. ms = ms / 1000; //s
  73. var Hour = parseInt(Math.floor(ms / (60 * 60)));
  74. var Fen = parseInt(Math.floor(ms % (60 * 60) / 60));
  75. var s = parseInt(Math.floor(ms % (60)));
  76. //600000
  77. return [Hour, Fen, s]
  78. }
  79. //计算两个时间的相差小时数
  80. export const hourDistance = (date1, date2) => {
  81. if (!date1 || !date2) {
  82. return '-';
  83. }
  84. date1 = Date.parse(date1);
  85. date2 = Date.parse(date2);
  86. var ms = date2 - date1;
  87. ms = ms < 0 ? 0 : ms;
  88. ms = ms / 1000; //s
  89. var Hour = parseInt(Math.floor(ms / (60 * 60)));
  90. var Fen = parseInt(Math.floor(ms % (60 * 60) / 60));
  91. var s = parseInt(Math.floor(ms % (60)));
  92. //600000
  93. return Hour + '小时' + Fen + '分钟' + s + '秒';
  94. }
  95. export const parseUnixTime = (time, cFormat) => {
  96. if (arguments.length === 0) {
  97. return null
  98. }
  99. const format = cFormat || '{y}-{m}-{d} {h}:{i}:{s}'
  100. let date
  101. if (typeof time === 'object') {
  102. date = time
  103. } else {
  104. if (('' + time).length === 10) time = parseInt(time) * 1000
  105. date = new Date(time)
  106. }
  107. const formatObj = {
  108. y: date.getFullYear(),
  109. m: date.getMonth() + 1,
  110. d: date.getDate(),
  111. h: date.getHours(),
  112. i: date.getMinutes(),
  113. s: date.getSeconds(),
  114. a: date.getDay()
  115. }
  116. const time_str = format.replace(/{(y|m|d|h|i|s|a)+}/g, (result, key) => {
  117. let value = formatObj[key]
  118. if (key === 'a') return ['一', '二', '三', '四', '五', '六', '日'][value - 1]
  119. if (result.length > 0 && value < 10) {
  120. value = '0' + value
  121. }
  122. return value || 0
  123. })
  124. return time_str
  125. }
  126. //微信获取code
  127. export const getWeixinRedirectURI = (appid, url) =>
  128. `https://open.weixin.qq.com/connect/oauth2/authorize?appid=${appid}&redirect_uri=${encodeURIComponent(url)}&response_type=code&scope=snsapi_userinfo&state=STATE#wechat_redirect`
  129. //支付宝获取code
  130. export const getAlipayRedirectURI = (appid, url) =>
  131. `https://openauth.alipay.com/oauth2/publicAppAuthorize.htm?app_id=${appid}&scope=auth_base&redirect_uri=${encodeURIComponent(url)}`
  132. //获取链接的?参数
  133. export const getUrlParam = (name) => {
  134. var k =window.location.href.indexOf("?"+name+"=");
  135. if(k==-1){
  136. k =window.location.href.indexOf("&"+name+"=");
  137. if(k==-1){
  138. return ""
  139. }
  140. }
  141. var reg = new RegExp(name + "=([^&]*)(&|$)");
  142. var r = window.location.href.match(reg);
  143. var strValue = "";
  144. if (r != null) {
  145. strValue = unescape(r[1]);
  146. }
  147. return strValue;
  148. }
  149. //将base64图片码转file
  150. export const dataUrlToFile = (dataurl, filename) => {
  151. var arr = dataurl.split(','),
  152. mime = arr[0].match(/:(.*?);/)[1],
  153. bstr = atob(arr[1]),
  154. n = bstr.length,
  155. u8arr = new Uint8Array(n);
  156. while (n--) {
  157. u8arr[n] = bstr.charCodeAt(n);
  158. }
  159. return new File([u8arr], filename, {
  160. type: mime
  161. });
  162. }
  163. export const base64ToFile=(base64, fileName)=> {
  164. // 将base64按照 , 进行分割 将前缀 与后续内容分隔开
  165. let data = base64.split(',');
  166. // 利用正则表达式 从前缀中获取图片的类型信息(image/png、image/jpeg、image/webp等)
  167. let type = data[0].match(/:(.*?);/)[1];
  168. // 从图片的类型信息中 获取具体的文件格式后缀(png、jpeg、webp)
  169. let suffix = type.split('/')[1];
  170. // 使用atob()对base64数据进行解码 结果是一个文件数据流 以字符串的格式输出
  171. const bstr = window.atob(data[1]);
  172. // 获取解码结果字符串的长度
  173. let n = bstr.length
  174. // 根据解码结果字符串的长度创建一个等长的整形数字数组
  175. // 但在创建时 所有元素初始值都为 0
  176. const u8arr = new Uint8Array(n)
  177. // 将整形数组的每个元素填充为解码结果字符串对应位置字符的UTF-16 编码单元
  178. while (n--) {
  179. // charCodeAt():获取给定索引处字符对应的 UTF-16 代码单元
  180. u8arr[n] = bstr.charCodeAt(n)
  181. }
  182. // 利用构造函数创建File文件对象
  183. // new File(bits, name, options)
  184. const file = new File([u8arr], `${fileName}.${suffix}`, {
  185. type: type
  186. })
  187. // 将File文件对象返回给方法的调用者
  188. return file;
  189. }
  190. //将canvas转换为image的src
  191. export const convertCanvasToImage = (canvas) => {
  192. return canvas.toDataURL("image/png");;
  193. }
  194. //验证身份证
  195. export const checkIdCard = (value) => {
  196. var identNumber = value;
  197. if (identNumber != null) {
  198. identNumber = (identNumber + "").toUpperCase();
  199. }
  200. if (!(/(^\d{15}$)|(^\d{18}$)|(^\d{17}(\d|X|x)$)/.test(identNumber))) {
  201. return '身份证格式错误';
  202. }
  203. //身份证号码为15位或者18位,15位时全为数字,18位前17位为数字,最后一位是校验位,可能为数字或字符X。
  204. if (!(/(^\d{15}$)|(^\d{17}([0-9]|X)$)/.test(identNumber))) {
  205. return '身份证格式错误';
  206. }
  207. //校验位按照ISO 7064:1983.MOD 11-2的规定生成,X可以认为是数字10。
  208. //下面分别分析出生日期和校验位
  209. var len, re;
  210. len = identNumber.length;
  211. //判断18位身份证号码,现在在国家统一身份证为18位。
  212. if (len == 18) {
  213. re = new RegExp(/^(\d{6})(\d{4})(\d{2})(\d{2})(\d{3})([0-9]|X)$/);
  214. var arrSplit = identNumber.match(re);
  215. //检查生日日期是否正确
  216. var dtmBirth = new Date(arrSplit[2] + "/" + arrSplit[3] + "/" + arrSplit[4]);
  217. var bGoodDay;
  218. bGoodDay = (dtmBirth.getFullYear() == Number(arrSplit[2])) && ((dtmBirth.getMonth() + 1) == Number(arrSplit[3])) &&
  219. (dtmBirth.getDate() == Number(arrSplit[4]));
  220. if (!bGoodDay) {
  221. return '身份证号码日期不匹配';
  222. } else {
  223. //检验18位身份证的校验码是否正确。
  224. //校验位按照ISO 7064:1983.MOD 11-2的规定生成,X可以认为是数字10。
  225. var valnum;
  226. var arrInt = new Array(7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2);
  227. var arrCh = new Array('1', '0', 'X', '9', '8', '7', '6', '5', '4', '3', '2');
  228. var nTemp = 0,
  229. i;
  230. for (i = 0; i < 17; i++) {
  231. nTemp += identNumber.substr(i, 1) * arrInt[i];
  232. }
  233. valnum = arrCh[nTemp % 11];
  234. if (valnum != identNumber.substr(17, 1)) {
  235. return '身份证号码校验位不正确';
  236. }
  237. return true;
  238. }
  239. } else {
  240. return '身份证号码位数不足';
  241. }
  242. }
  243. // 字符串截取 包含对中文处理,str需截取字符串,start开始截取位置,n截取长度
  244. export const substrMb = (str, start, n) => {
  245. if (str.replace(/[\u4e00-\u9fa5]/g, '**').length <= n) {
  246. return str;
  247. }
  248. let len = 0;
  249. let tmpStr = '';
  250. for (let i = start; i < str.length; i++) { // 遍历字符串
  251. if (/[\u4e00-\u9fa5]/.test(str[i])) { // 中文 长度为两字节
  252. len += 2;
  253. } else {
  254. len += 1;
  255. }
  256. if (len > n) {
  257. break;
  258. } else {
  259. tmpStr += str[i];
  260. }
  261. }
  262. return tmpStr;
  263. }
  264. //验证手机号
  265. export const checkPhone = (value) => {
  266. if (!value) {
  267. return '手机号不能为空';
  268. } else {
  269. const reg = /^1[3-9]\d{9}$/
  270. var result = reg.test(value);
  271. if (result) {
  272. return true;
  273. } else {
  274. return '请输入正确的手机号';
  275. }
  276. }
  277. };
  278. //验证社会信用代码
  279. export const checkCreditCode = (value) => {
  280. if (!value) {
  281. return '社会信用代码不能为空';
  282. } else {
  283. const reg = /^[^_IOZSVa-z\W]{2}\d{6}[^_IOZSVa-z\W]{10}$/g
  284. var result = reg.test(value);
  285. if (result) {
  286. return true;
  287. } else {
  288. return '不是有效的统一社会信用编码';
  289. }
  290. }
  291. };
  292. //是否为微信浏览器
  293. export const isWeiXin = () => {
  294. return /MicroMessenger/.test(window.navigator.userAgent)
  295. }
  296. //获取当前根链接
  297. export const getBaseUrl = () => {
  298. return window.location.href.split("#")[0]
  299. }
  300. //获取指定日期是否在指定时间之间
  301. export const inDateBetwen = (d, d1, d2) => {
  302. //如果时间格式是正确的,那下面这一步转化时间格式就可以不用了
  303. var dateBegin = new Date(d1.replace(/-/g, "/")); //将-转化为/,使用new Date
  304. var dateEnd = new Date(d2.replace(/-/g, "/")); //将-转化为/,使用new Date
  305. //var dateBegin = new Date(d1);//将-转化为/,使用new Date
  306. //var dateEnd = new Date(d2);//将-转化为/,使用new Date
  307. var dateNow = new Date(d.replace(/-/g, "/")); //获取当前时间
  308. var beginDiff = dateNow.getTime() - dateBegin.getTime(); //时间差的毫秒数
  309. var beginDayDiff = Math.floor(beginDiff / (24 * 3600 * 1000)); //计算出相差天数
  310. var endDiff = dateEnd.getTime() - dateNow.getTime(); //时间差的毫秒数
  311. var endDayDiff = Math.floor(endDiff / (24 * 3600 * 1000)); //计算出相差天数
  312. if (endDayDiff < 0) {
  313. //已过期
  314. return false
  315. }
  316. if (beginDayDiff < 0) {
  317. //没到开始时间
  318. return false;
  319. }
  320. return true;
  321. }
  322. //type为字符串类型,有两种选择,"s"代表开始,"e"代表结束,dates为数字类型,不传或0代表本周,-1代表上周,1代表下周
  323. export const getWeekTime = (type, dates) => {
  324. var now = new Date();
  325. var nowTime = now.getTime();
  326. var day = now.getDay();
  327. var longTime = 24 * 60 * 60 * 1000;
  328. var n = longTime * 7 * (dates || 0);
  329. if (type == "s") {
  330. var dd = nowTime - (day) * longTime + n;
  331. };
  332. if (type == "e") {
  333. var dd = nowTime + (7 - day - 1) * longTime + n;
  334. };
  335. dd = new Date(dd);
  336. var y = dd.getFullYear();
  337. var m = dd.getMonth() + 1;
  338. var d = dd.getDate();
  339. m = m < 10 ? "0" + m : m;
  340. d = d < 10 ? "0" + d : d;
  341. var day = y + "-" + m + "-" + d;
  342. return day;
  343. }
  344. export const getDiffDate = (stime, etime) => {
  345. //初始化日期列表,数组
  346. var diffdate = new Array();
  347. var i = 0;
  348. //开始日期小于等于结束日期,并循环
  349. while (stime <= etime) {
  350. diffdate[i] = stime;
  351. //获取开始日期时间戳
  352. var stime_ts = new Date(stime).getTime();
  353. //增加一天时间戳后的日期
  354. var next_date = stime_ts + (24 * 60 * 60 * 1000);
  355. //拼接年月日,这里的月份会返回(0-11),所以要+1
  356. var next_dates_y = new Date(next_date).getFullYear() + '-';
  357. var next_dates_m = (new Date(next_date).getMonth() + 1 < 10) ? '0' + (new Date(next_date).getMonth() + 1) + '-' : (
  358. new Date(next_date).getMonth() + 1) + '-';
  359. var next_dates_d = (new Date(next_date).getDate() < 10) ? '0' + new Date(next_date).getDate() : new Date(next_date).getDate();
  360. stime = next_dates_y + next_dates_m + next_dates_d;
  361. //增加数组key
  362. i++;
  363. }
  364. return diffdate;
  365. }
  366. export const isJSON = (str) => {
  367. if (typeof str == 'string') {
  368. try {
  369. var obj = JSON.parse(str);
  370. if (typeof obj == 'object' && obj) {
  371. return true;
  372. } else {
  373. return false;
  374. }
  375. } catch (e) {
  376. console.log('error:' + str + '!!!' + e);
  377. return false;
  378. }
  379. }
  380. }