code: function sortedLastIndexForNum(array, value) {
      let low = 0
      let high = array == null ? low : array.length
  
      while (low < high) {
          const mid = (low + high) >>> 1
          const computed = array[mid]
          if (computed <= value) {
              low = mid + 1
          } else {
              high = mid
          }
      }
      return high
  }
docs: _.sortedLastIndex
  
  @param {Array} array The sorted array to inspect.
  @param {*} value The value to evaluate.
  @returns {number} Returns the index at which `value` should be inserted
  into `array`.