jQuery 버전업 되어서 변경된 부분들그냥 정리하기

jQuery  1.8 이상 부타는 

두번째 파라미터에 다양한 오브젝 속성을 추가할수 있다.

$( "<div></div>", {
  "class": "my-div",
  on: {
    touchstart: function( event ) {
      // Do something
    }
  }
}).appendTo( "body" );

Attribute values in selector expressions must follow the rules for W3C CSS selectors; in general, that means anything other than avalid identifier should be surrounded by quotation marks.

• double quotes inside single quotes: $('a[rel="nofollow self"]')
• single quotes inside double quotes: $("a[rel='nofollow self']")
• escaped single quotes inside single quotes: $('a[rel=\'nofollow self\']')
• escaped double quotes inside double quotes: $("a[rel=\"nofollow self\"]")