获取url参数 hash类型

function getHashParameters() {
      var arr = (location.hash || '').split('?')[1].split('&')
      var params = {}
      for (var i = 0; i < arr.length; i++) {
        var data = arr[i].split('=')
        if (data.length === 2) {
          params[data[0]] = data[1]
        }
      }
      return params
    }
function getHashParameter(key) {
      var params = getHashParameters()
      return params[key]
    },