util.js

  1 (function() {
  2     var root = this, store, doc;
  3     var _func = {};
  4 
  5     if(typeof module !== ‘undefined‘ && module.exports) {
  6         module.exports = _func;
  7     }else {
  8         root._func = _func;
  9         doc = root.document;
 10         if((typeof Storage) !== ‘undefined‘) {
 11             store = root.localStorage;
 12         }
 13     }
 14 
 15     _func.log = function(type, text) {
 16         swith(type) {
 17             case ‘warn‘:
 18                 console.warn(text);
 19                 break;
 20             case ‘log‘:
 21                 console.log(text);
 22                 break;
 23             case ‘info‘:
 24                 console.info(text);
 25                 break;
 26             case ‘error‘:
 27                 console.error(text);
 28                 break;            
 29         }
 30     };
 31 
 32     _func.isArray = function(obj) {
 33         return Object.prototype.toString.call(obj) === ‘[object Array]‘;
 34     };
 35 
 36     _func.isFunction = function(obj) {
 37         return Object.prototype.toString.call(obj) === ‘[object Function]‘;
 38     };
 39 
 40     _func.isObject = function(obj) {
 41         return Object.prototype.toString.call(obj) === ‘[object Object]‘;
 42     };
 43 
 44     _func.isString = function(obj) {
 45         return Object.prototype.toString.call(obj) === ‘[object String]‘;
 46     };
 47 
 48     _func.isNumber = function(obj) {
 49         return Object.prototype.toString.call(obj) === ‘[object Number]‘;
 50     };
 51 
 52     _func.isBoolean = function(obj) {
 53         return Object.prototype.toString.call(obj) === ‘[object Boolean]‘;
 54     };
 55 
 56     _func.isDate = function(obj) {
 57         return Object.prototype.toString.call(obj) === ‘[object Date]‘;
 58     };
 59 
 60     _func.isNull = function(value) {
 61         return value === ‘‘ || value === undefined || value === null ? true : false;
 62     };
 63 
 64     _func.isEmpty =function (obj) {
 65         var _func = this, flag = true;
 66 
 67         if(_func.isArray(obj) || _func.isNumber(obj) || _func.isString(obj)){
 68             flag = obj.length === 0 ? true : false;
 69         }
 70 
 71         if(_func.isObject(obj)) {
 72             for(var p in obj) {
 73                 if(obj.hasOwnProperty(p)) {
 74                     flag = false;
 75                 }
 76             }
 77         }
 78         return flag;
 79     };
 80 
 81     // 验证日期格式[yyyy-mm-dd]
 82     _func.isDate = function(text) {
 83         var reg = /^(?:(?!0000)[0-9]{4}-(?:(?:0[1-9]|1[0-2])-(?:0[1-9]|1[0-9]|2[0-8])|(?:0[13-9]|1[0-2])-(?:29|30)|(?:0[13578]|1[02])-31)|(?:[0-9]{2}(?:0[48]|[2468][048]|[13579][26])|(?:0[48]|[2468][048]|[13579][26])00)-02-29)$/;
 84         return reg.test(text.toString());
 85     };
 86 
 87      // 验证邮箱
 88      _func.isEmail = function(text) {
 89          var reg = /([\w-\.]+)@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.)|(([\w-]+\.)+))([a-zA-Z]{2,4}|[0-9]{1,3})(\]?)/;
 90          return reg.test(text);
 91      };
 92 
 93      // 验证ip
 94      _func.isIp = function(text) {
 95          var reg = /^(\d{1,2}|1\d\d|2[0-4]\d|25[0-5])((\.(\d{1,2}|1\d\d|2[0-4]\d|25[0-5])){3}|(\.(\d{1,2}|1\d\d|2[0-4]\d|25[0-5])){5})$/;
 96          return reg.test(text);
 97      };
 98 
 99       // 验证url
100     _func.isURL = function(text) {
101         var reg = /[a-zA-z]+:\/\/[^\s]/;
102         return reg.test(text);
103     };
104 
105     //验证账号或密码(字母开头，允许6-15字节，允许字母数字下划线)
106     _func.verifyAccount = function(text) {
107         var reg = /^[a-zA-Z][a-zA-Z0-9_]{5,14}$/;
108         return reg.test(text);
109     };
110 
111      //    去除字符串左右空格
112     _func.trim = function(text) {
113         return text.replace(/(^\s*)|(\s*$)/g, "");
114     };
115 
116     //过滤字符串中的空格
117     _func.clearSpace = function(text) {
118         return text.replace(/[ ]/g, "");
119     };
120 
121     // 检测字符串中是否包含中文
122     _func.existCN = function(text) {
123         var reg = /.*[\u4e00-\u9fa5]+.*$/;
124         return reg.test(text);
125     };
126 
127     //保留数字
128     _func.getNum = function(text) {
129         var regEx = /[^\d]/g;
130         return parseInt(text.replace(regEx, ‘‘));
131     };
132 
133     //保留中文
134     _func.getCN = function(text) {
135         var regEx = /[^\u4e00-\u9fa5\uf900-\ufa2d]/g;
136         return text.replace(regEx, ‘‘);
137     };
138 
139     // 字符串截取
140     _func.trunc = function(text, length, separator) {
141         var _ = this,
142         len = length || text.length,
143         codes = _.isNull(separator) ? ‘...‘ : separator.toString();
144         return (text.substring(0, len) + codes);
145     };
146 
147     //过滤HTML标签和&nbsp
148      _func.excludeHTML = function(html){
149       var regTag = /<\/?[^>]*>/g,
150           regSpeace = /&nbsp;/ig;
151 
152       html = html.replace(regTag,‘‘);
153       html = html.replace(regSpeace,‘‘);
154 
155       return html;
156     };
157 
158     //    生成范围随机数
159     _func.roundNum = function(start, end) {
160         return Math.floor(Math.random() * (end - start) + start);
161     };
162 
163     //随机验证码  [num：验证码位数]
164     _func.getCode = function(num) {
165         var arr1 = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9],
166             arr2 = [‘a‘, ‘b‘, ‘c‘, ‘d‘, ‘e‘, ‘f‘, ‘g‘, ‘h‘, ‘i‘, ‘j‘, ‘k‘, ‘l‘, ‘m‘, ‘n‘, ‘o‘, ‘p‘, ‘q‘, ‘r‘, ‘s‘, ‘t‘, ‘u‘, ‘v‘, ‘w‘, ‘x‘, ‘y‘, ‘z‘],
167             arr3 = [‘A‘, ‘B‘, ‘C‘, ‘D‘, ‘E‘, ‘F‘, ‘G‘, ‘H‘, ‘I‘, ‘J‘, ‘K‘, ‘L‘, ‘M‘, ‘N‘, ‘O‘, ‘P‘, ‘Q‘, ‘R‘, ‘S‘, ‘T‘, ‘U‘, ‘V‘, ‘W‘, ‘X‘, ‘Y‘, ‘Z‘],
168             arr = arr1.concat(arr2, arr3),
169             length = arr.length,
170             res = ‘‘;
171 
172         for (var i = 0; i < num; i++) {
173             var charIndex = this.roundNum(0,length);
174             res += arr[charIndex];
175         }
176         return res;
177     };
178 
179 
180     _func.getDate = function(type) {
181         var time = new Date(),
182             year = time.getFullYear(),
183             m = time.getMonth() + 1,
184             month = m < 10 ? (‘0‘ + m) : m,
185             d = time.getDate(),
186             day = d < 10 ? (‘0‘ + d) : d,
187             dateText = ‘‘;
188 
189         if (type === ‘CN‘) {
190             return dateText += year + ‘年‘ + month + ‘月‘ + day + ‘日‘;
191         } else {
192             return dateText += year + ‘-‘ + month + ‘-‘ + day;
193         }
194     };
195 
196     _func.getTimes = function(type) {
197         var time = new Date(),
198             hours = time.getHours(),
199             m = time.getMinutes(),
200             minutes = m < 10 ? (‘0‘ + m) : m,
201             s = time.getSeconds(),
202             seconds = s < 10 ? (‘0‘ + s) : s,
203             dateText = ‘‘;
204 
205         if (type === ‘CN‘) {
206             return dateText += hours + ‘时‘ + minutes + ‘分‘ + seconds + ‘秒‘;
207         } else {
208             return dateText += hours + ‘:‘ + minutes + ‘:‘ + seconds;
209         }
210     };
211 
212     _func.getUrlParam = function() {
213         var reg_url = root.location.search,
214             reg_arr = [],
215             url_obj = {};
216 
217         if (reg_url.indexOf(‘&‘) !== -1) {
218             reg_arr = reg_url.substr(1).split(‘&‘);
219             for (var v in reg_arr) {
220                 var key = reg_arr[v].split(‘=‘)[0],
221                     value = reg_arr[v].split(‘=‘)[1];
222 
223                 url_obj[key] = value;
224             }
225             return url_obj;
226         } else {
227             return reg_url.substr(1);
228         }
229     };
230 
231     //setInterval方法
232      _func.setTimesDo = function(callback, time, endTime, endCallback) {
233         var _func = this;
234 
235         if (!_func.isNull(time) && !_func.isNull(callback)) {
236             if (endTime) {
237                 var t = setInterval(function() {
238                     callback();
239                 }, time);
240                 _func.setTimeout = setTimeout(function() {
241                     clearInterval(t);
242                     if (endCallback) endCallback();
243                 }, time + endTime);
244             } else {
245                 setInterval(callback, time);
246             }
247         }
248     };
249 
250      _func.setCookie = function(name, value, time) {
251         var d = new Date(), expires;
252             d.setTime(d.getTime() + (time * 1000)),
253             expires = "expires=" + d.toUTCString();
254         doc.cookie = name + "=" + value + "; " + expires;
255     };
256 
257     _func.getCookie = function(cname) {
258         var name = cname + "=";
259         var ca = document.cookie.split(‘;‘);
260         for(var i=0; i<ca.length; i++)
261           {
262           var c = ca[i].trim();
263           if (c.indexOf(name)==0) return c.substring(name.length,c.length);
264           }
265         return "";
266     };
267 
268      _func.clearCookie = function(name) {
269         var _func = this;
270         _func.setCookie(name, "", -1);
271     };
272 
273     // 根据name设置localStorage本地存储[name相同，后面会覆盖前面的存储值]
274     _func.setStoreItem = function(name, val) {
275         var _func = this;
276 
277         if (!_func.isNull(store)) {
278             store.setItem(name, val);
279         }
280     };
281 
282 
283     // 根据name获取localStorage存储的值
284     _func.getStoreItem = function(name) {
285         var _func = this;
286 
287         if (!_func.isNull(store)) {
288             return store.getItem(name);
289         }
290     };
291 
292 
293     // 根据传入的object设置localStorage本地存储
294     _func.setStoreObj = function(obj) {
295         var _func = this;
296         if (_func.isObject(obj)) {
297             for (var v in obj) {
298                 _func.setStoreItem(v, obj[v]);
299             }
300         }
301     };
302 
303 
304     // 将所有localStorage本地存储以Object返回
305     _func.getStoreObj = function() {
306         var _func = this,
307             len = store.length,
308             obj = {};
309 
310         for (var i = 0; i < len; i++) {
311             var key = store.key(i),
312                 val = _func.getStoreItem(key);
313 
314             obj[key] = val;
315         }
316 
317         return obj;
318 
319     };
320 
321 
322     // 根据name删除localStorage存储的值,成功则返回true
323     _func.removeStoreItem = function(name) {
324         var _func = this;
325 
326         store.removeItem(name);
327 
328         return _func.getStoreItem(name) === null ? true : false;
329     };
330 
331 
332     // 清空localStorage的所有数据
333     _func.clearStore = function() {
334         store.clear();
335     };
336 
337     _func.indexOf = function(arr, val) {
338         return arr.indexOf(val);
339     };
340 
341     //删除数组中指定的值
342      _func.delValue = function(arr, val) {
343         var _func = this;
344         for (var v in arr) {
345             if (arr[v] == val) arr.splice(_func.indexOf(arr, arr[v]), 1);
346         }
347         return arr;
348     };
349 
350     _func.unique = function(arr) {
351         var _func = this,
352             len = arr.length,
353             uq = {},
354             outArr = [],
355             prefix = ‘‘;
356 
357         for(var i=0; i<len; i++){
358             if(_func.isString(arr[i])) {
359                 prefix = ‘_str‘;
360             } else {
361                 prefix = ‘‘;
362             }
363             if(!uq[arr[i]+prefix]){
364                 uq[arr[i]+prefix] = true;
365                 outArr.push(arr[i]);
366             }
367         }
368 
369         return outArr;
370     };
371 
372     //将数组转换成对象
373     //_func.ArratToObject(a,[‘leo‘,25]) => {‘name‘:‘leo‘,‘age‘:25,‘e-mail‘:undefined}
374      _func.ArratToObject = function(list, values) {
375         var _func = this,
376             len = list.length,
377             obj = {};
378 
379         if (_func.isArray(list) && _func.isArray(values)) {
380             for (var i = 0; i < len; i++) {
381                 if (!values[i]) obj[list[i]] = undefined;
382                 obj[list[i]] = values[i];
383             }
384         }
385 
386         return obj;
387     };
388 
389     //获取object对象所有的属性名称
390      _func.keys = function(obj) {
391         var _func = this,
392             outArr = [];
393 
394         if (_func.isObject(obj)) {
395             for (var p in obj) {
396                 if (_func.has(obj, p)) outArr.push(p);
397             }
398         }
399         return outArr;
400     };
401 
402     //返回object对象所有的属性值
403     _func.values = function(obj) {
404         var _func = this,
405             outArr = [];
406 
407         if (_func.isObject(obj)) {
408             for (var v in obj) {
409                 if (_func.has(obj, v)) outArr.push(obj[v]);
410             }
411         }
412 
413         return outArr;
414     };
415 
416     //把一个对象转变为一个[key, value]形式的数组
417     _func.pairs = function(obj) {
418         var _func = this,
419             objArr = [];
420 
421         if (_func.isObject(obj)) {
422             var keys = _func.keys(obj),
423                 len = keys.length;
424 
425             objArr.length = len;
426 
427             for (var i = 0; i < len; i++) {
428                 objArr[i] = [keys[i], obj[keys[i]]];
429             }
430         }
431         return objArr;
432     };
433 
434     /**
435      * 将对象合并为一个对象返回
436      *
437      * _.assign({‘name‘:‘leo‘},{‘age‘:25}) => {‘name‘:‘leo‘,‘age‘:25}
438      *
439      */
440     _func.assign = function(targetObj) {
441         var _func = this,
442             target = targetObj || {},
443             objArr = arguments,
444             len = objArr.length;
445 
446         for (var i = 1; i < len; i++) {
447             for (var v in objArr[i]) {
448                 if (!_func.has(target, objArr[i][v])) {
449                     target[v] = objArr[i][v];
450                 }
451             }
452         }
453 
454         return target;
455     };
456 }.call(this));