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Java Script/2011년스터디/3월이전


1.

  • 고 그 .
  • .
    • .
  • .
    • .
  • .
    • .
    • .

2.

  • 3 10.
    • .
  • , 궁금 , 3 .
  • 3 .
  • 3.
  • 고 10간 그 .

3.1. 1

3.1.1.

4 7 11 14 18 21 25 28
O O O O O O O X
O O O O X X X X
O O O O O O O X
X() X() O X O X O O
O X(공)

3.1.2. 7

  • : 1 ~ 7
  • 3 ~ 6 @ 6


      • var delete .
      • for each .

      • .
      • var a = 1,,3; a.length -> 3, var a = ,,; a.length -> 2;


      • var a; -> , a; ->
      • void undefined .
      • undefined local.

var scope = "global";
function f(){
 alert(scope);
 var scope = "local";
 alert(scope);
}

    • (결)
      • -> C goto .
      • try/throw/catch/finally -> finally try, catch
      • -> ''

      • , "" '' .
      • new bolleon(false) flase 고 객 !! if(new booleon(false))
      • 'var a=3' , 'a=3' .


      • var delete ?!
      • with ...( )

      • var a = ,,; a 2 (결! )


      • 결과 (굿)
      • 3간 걸!!



      • - 공 .
      • 경 - 갔거 고 고 .
      • 근 - .

      • - .
      • 경 - .
      • 근 - .

3.1.3. 11

  • : 7 1개 기. 7 .

3.1.4. 14

  • : 8 ~ 12
  • 5 ~ 7 @ 6


      • ...ㅠ



function func(){
	  
	if(){
		  
		    .
	}
}



      • var a = new Array(3);
      • a0 = function(x) { return x*x; };
      • a1 = 3;
      • a2 = a0(a1); //a2 9 .
    • .


      • .
      • ?

      • Argument : ..
      • ( )
      • ( )



3.1.5. 18

  • : 8 ~ 12 기 or


      • org.zeropage.namespace 고 org.zeropage.namespace.function1
      • Dynamic programming
      • arguments 객

      • .


      • {}
      • org.zeropage.namespace 고 org.zeropage.namespace.function1
      • ?


Object.prototpye.toString.apply();   // [Object Global]
Object.prototpye.toString.apply(o);   // [Object Array]

    • !!

    • ,

3.1.6. 21

  • : 13 ~ 15

3.1.7. 25

  • : Toy Program


3.1.8. 28

  • : 16 ~ 18

3.2. 2

3.2.1.

1 4 8 11 15 18 22 25
O O O X O
O O O X O
X() O O O O
X X X X X

3.2.2. 1

  • CSS, Event, Form Element

3.2.4. 8



3.2.5. 11

3.2.6. 15


    • json2.js 기 :
    • function 3

3.2.7. 18


    • json2.js 기 :
    • function 3

3.2.8. 22


    • JavaScript/2011/JSON-js


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