$.type(obj) 사용법

• $.type(obj) 사용법
• 
  

• jQuery.type(undefined) === "undefined"
  jQuery.type() === "undefined"
  jQuery.type(window.notDefined) === "undefined"
  jQuery.type(null) === "null"
   
  jQuery.type(true) === "boolean"
  jQuery.type(3) === "number"
  jQuery.type("test") === "string"
  jQuery.type(function(){}) === "function"
  jQuery.type([]) === "array"
  jQuery.type(new Date()) === "date"
  jQuery.type(/test/) === "regexp"