开发中少不了的Fun -- 前端本地存储

Posted 2021-12-20 lisashare

/**
 * 存储sessionStorage
 */
  setSessionStore (name, content) 
    if (!name) return
    if (typeof content !== 'string') 
      content = JSON.stringify(content)
    
    window.sessionStorage.setItem(name, content)
  ,

  /**
 * 获取sessionStorage
 */
  getSessionStore (name) 
    if (!name) return
    return window.sessionStorage.getItem(name)
  ,

  /**
 * 存储localStorage
 */

  setStore (name, content) 
    if (!name) return
    if (typeof content !== 'string') 
      content = JSON.stringify(content)
    
    window.localStorage.setItem(name, content)
  ,

  /**
 * 获取localStorage
 */
  getStore (name) 
    if (!name) return
    // var value = JSON.parse(window.localStorage.getItem(name));
    var value = window.localStorage.getItem(name)
    return value
  ,

  /**
 * 删除localStorage
 */
  removeStore (name) 
    if (!name) return
    window.localStorage.removeItem(name)
  ,

  /**
 * 存储cookie
 */
  setCookie (objName, objValue, objHours = 30) 
    var str = objName + '=' + escape(objValue)
    if (objHours != null) 
      var date = new Date()
      var ms = objHours * 3600 * 1000 * 24
      date.setTime(date.getTime() + ms)
      str += '; expires=' + date.toGMTString()
    
    document.cookie = str
  ,

  /**
   * 获取cookie
   */
  getCookie (objName) 
    var search = objName + '='
    if (document.cookie.length > 0) 
      var offset = document.cookie.indexOf(search)
      if (offset != -1) 
          offset += search.length
          var end = document.cookie.indexOf(';', offset)
          if (end == -1) end = document.cookie.length
          return unescape(document.cookie.substring(offset, end))
       else 
          return ''
      
    
    return ''
  ,
  /**
   * 删除cookie
   */
  delCookie (name) 
    var exp = new Date()
    exp.setTime(exp.getTime() - 1)
    var cval = getCookie(name)
    if (cval != null) 
      document.cookie = name + '=' + cval + ';expires=' + exp.toGMTString()
    
  ,
  /**
   * 删除所有cookie
   */
  clearCookie () 
    var keys = document.cookie.match(/[^ =;]+(?=\=)/g)
    if (keys) 
      for (var i = keys.length; i--;) 
        document.cookie = keys[i] + '=0;expires=' + new Date(0).toUTCString()
      
    
  ,