Java エンジニアのためのJavaScript講座

Transcript

1. 1.

   ೥݄೔ !L[SJ ++6(
   φΠτɾηϛφʔ ʮ+BWBΤϯδχΞͷͨΊͷ+BWB4DSJQUߨ࠲ʯ ໊ࢺԦࠃͱͭͷଜͷ࿩

2. 2.

   ઒৲߶ 4*԰

3. 3.

   /&8

4. 4.

   "MM
   ZPVS
   CBTF
   BSF
   CFMPOH
   UP
   VT

5. 5.

   ετΞΞϓϦ

6. 6.

   None
7. 7.

   None
8. 8.

   None
9. 9.

   +BWB4DSJQU͸ ։ൃऀͷڞ௨ݴޠ΁

10. 10.

    ΩʔϝοηʔδΛதԝʹදࣔ ϑΥϯτ ώϥΪϊ֯ΰ4UE/
    
    QU +BWB4DSJQUͷॻ੶ʹৄ͍͠ େ઒
    ઌੜ
    ૉࡐ ࠓ

11. 11.

             

        ࡭ ࡭ ࡭ ࡭ ࡭ ࡭ ࡭ ࡭ ࡭ ࡭ ࡭ ࡭ ࡭ ࡭
12. 12.

    None
13. 13.

    +BWBͷ ઓ࢜ 1SPHSBNNFS ຐ๏࢖͍
    )BDLFS ૐཿ 2"

14. 14.

    ಈࢺଜ ໊ࢺଜ ϥϜμଜ

15. 15.

    Ճ೤(ᣀ, 105); ଍͢_ϖΫνϯ(ᣀ); ࠞͥΔ(ϨϞϯ, ᣀ); ಈࢺଜ

16. 16.

    ໊ࢺଜ new ು; ು.଍͢(ᣀ); ು.Ճ೤(105); ು.଍͢(ϖΫνϯ);

17. 17.

    ϥϜμଜ $(ᣀ).Ճ೤(λ{ Թ౓ < 105 }).ࠞͥΔ(ϖΫνϯ, λ{ Ώͬ͘Γͱ }).ࠞͥΔ(...

18. 18.

    ಈࢺଜ ໊ࢺଜ ϥϜμଜ

19. 19.

    ຊ೔ͷΰʔϧ

20. 20.

    wΞδΣϯμ w։ൃ؀ڥ wجຊ஋ͱΦϒδΣΫτ wධՁͱ࣮ߦ wϓϩτλΠϓνΣʔϯ wUIJTଋറ wείʔϓνΣʔϯ

21. 21.

    ๯ݥͷ४උ

22. 22.

    None
23. 23.

    None
24. 24.

    ຊؾʹͳͬͨΒ

25. 25.

    None
26. 26.

    None
27. 27.

    None
28. 28.

    None
29. 29.

    None
30. 30.

    None
31. 31.

    ϞμϯΛࣹఔڑ཭ʹஔ͘

32. 32.

    ಈࢺଜ

33. 33.

    var a = 1; function func(b) { return a +

    b; } func(10); //=> 11
34. 34.

    var a = 1; function func(b) { return a +

    b; } func(10); //=> 11 ม਺એݴ
35. 35.

    var a = 1; function func(b) { return a +

    b; } func(10); //=> 11 ؔ਺એݴ
36. 36.

    var a = 1; function func(b) { return a +

    b; } func(10); //=> 11 Ҿ਺ ฦΓ஋
37. 37.

    var a = 1; function func(b) { return a +

    b; } func(10); //=> 11 ֎෦ม਺ͷࢀর
38. 38.

    var a = 1; function func(b) { return a +

    b; } func(10); //=> 11 ؔ਺ݺͼग़͠
39. 39.

    var a = 1; function func(b) { return a +

    b; } func(10); //=> 11 ࣝผࢠ
40. 40.

    var a = 1; function func(b) { return a +

    b; } func(10); //=> 11 ਺஋
41. 41.

    ϓϦϛςΟϒ஋ ͱ ΦϒδΣΫτ

42. 42.

     ͱ OFX
    /VNCFS 

43. 43.

    B ͱ OFX
    4USJOH B

44. 44.

    ۠ผͰ͖ͳ͍஋ ͱ ۠ผͰ͖Δ஋

45. 45.

    
    
     ͱ OFX
    /VNCFS 
     OFX
    /VNCFS 

46. 46.

    ஋Λ౉͢஋ ͱ ࢀরΛ౉͢஋

47. 47.

    WBS
    B
    
    C
    
     ͱ WBS
    B
    
    C
     OFX
    /VNCFS  

48. 48.

    ୯Ұͷ஋ ͱ ঢ়ଶΛ࣋ͭ஋

49. 49.

    var n = new Number(1); n["prop1"] = 1; n["prop1"]; //=>

    1 n.prop2 = 2; n.prop2; //=>2 Ç QSPQ O  QSPQ 
50. 50.

    ϓϦϛςΟϒ஋ ΦϒδΣΫτ ൺֱ ಉ஋ੑ ಉҰੑ ୅ೖ ஋ ࢀর ঢ়ଶͷอ࣋ ʷ

    ˓
51. 51.

    wϓϦϛςΟϒ஋ ‣਺஋
    
    
    
    /B/ ‣จࣈྻ
    B
    BC
    

    ‣ਅِ஋
    USVF
    GBMTF ‣OVMM ‣VOEFpOFE
52. 52.

    wΦϒδΣΫτ ‣0CKFDU ‣"SSBZ ‣/VNCFS ‣4USJOH ‣#PPMFBO ‣'VODUJPO
    ͳͲ

53. 53.

    wΦϒδΣΫτ ‣0CKFDU ‣"SSBZ ‣/VNCFS ‣4USJOH ‣#PPMFBO ‣'VODUJPO
    ͳͲ

54. 54.

    var obj = new Object; obj.a = 1; obj.a; //=>

    1 var obj = { a: 1 }; obj.a; //=>1
55. 55.

    var arr = new Array; arr[0] = 1; arr[0]; //=>

    1 var arr = [1, 2]; arr[0]; //=> 1
56. 56.

    var arr = [1, 2]; arr[100] = 3; arr.a =

    1;  BSS      B 
57. 57.

    wΦϒδΣΫτ ‣0CKFDU ‣"SSBZ ‣/VNCFS ‣4USJOH ‣#PPMFBO ‣'VODUJPO
    ͳͲ

58. 58.

    new Number(1) + new Number(2); //=> 3

59. 59.

    (1).a = 1; (1).a; //=> undefined; (new Number(1)).a = 1;

    (new Number(1)).a; //=> undefined
60. 60.

    wΦϒδΣΫτ ‣0CKFDU ‣"SSBZ ‣/VNCFS ‣4USJOH ‣#PPMFBO ‣'VODUJPO
    ͳͲ

61. 61.

    function a(){} var b = a; b(); var c =

    function() { }; c();
62. 62.

    var obj = { m: function(a) { return a +

    1; } }; obj.m(1); //=> 2
63. 63.

    ධՁͱ࣮ߦ

64. 64.

    var a, b = 1; a = 2; function c(d)

    { var e = 5; } c(2);
65. 65.

    var a, b = 1; a = 2; function c(d)

    { var e = 5; } c(2);
66. 66.

    a(); function a(){} b(); //ERROR var b = function(){};

67. 67.

    TDSJQU IUNM

68. 68.

    var a, b = 1; a = 2; function c(d)

    { var e = 5; } c(2);
69. 69.

    var a = 1; function f1() { var b =

    2; function f2() { var c = 3; }; }
70. 70.

    if(false) { var a = 1; } for(var i=0; i<3;

    i++) { }
71. 71.

    ໊ࢺଜ

72. 72.

    function My(a) { this.a = a; } My.prototype = {

    m1: function(b) { return this.a + b; } }; var my = new My(1); my.a; //=> 1 my.a = 2; my.m1(10); //=> 12
73. 73.

    function My(a) { this.a = a; } My.prototype = {

    m1: function(b) { return this.a + b; } }; var my = new My(1); my.a; //=> 1 my.a = 2; my.m1(10); //=> 12 OFXࣜ
74. 74.

    function My(a) { this.a = a; } My.prototype = {

    m1: function(b) { return this.a + b; } }; var my = new My(1); my.a; //=> 1 my.a = 2; my.m1(10); //=> 12 ίϯετϥΫλ
75. 75.

    function My(a) { this.a = a; } My.prototype = {

    m1: function(b) { return this.a + b; } }; var my = new My(1); my.a; //=> 1 my.a = 2; my.m1(10); //=> 12 Πϯελϯε
76. 76.

    function My(a) { this.a = a; } My.prototype = {

    m1: function(b) { return this.a + b; } }; var my = new My(1); my.a; //=> 1 my.a = 2; my.m1(10); //=> 12 ϓϩτλΠϓ
77. 77.

    function My(a) { this.a = a; } My.prototype = {

    m1: function(b) { return this.a + b; } }; var my = new My(1); my.a; //=> 1 my.a = 2; my.m1(10); //=> 12 ϝιου
78. 78.

    function My(a) { this.a = a; } My.prototype = {

    m1: function(b) { return this.a + b; } }; var my = new My(1); my.a; //=> 1 my.a = 2; my.m1(10); //=> 12
79. 79.

    .Z OFX ίϯετϥΫλ Πϯελϯε B

80. 80.

    function My(a) { this.a = a; } My.prototype = {

    m1: function(b) { return this.a + b; } }; var my = new My(1); my.a; //=> 1 my.a = 2; my.m1(10); //=> 12
81. 81.

    N .Z OFX ίϯετϥΫλ ϓϩτλΠϓ Πϯελϯε ҕৡ QSPUPUZQF B

82. 82.

    function My(a) { this.a = a; } My.prototype = {

    m1: function(b) { return this.a + b; } }; var my = new My(1); my.a; //=> 1 my.a = 2; my.m1(10); //=> 12 OFX
    0CKFDU
83. 83.

    N .Z OFX ίϯετϥΫλ ϓϩτλΠϓ Πϯελϯε ҕৡ QSPUPUZQF UP4USJOH 0CKFDU

    ҕৡ ϓϩτλΠϓ ίϯετϥΫλ OFX QSPUPUZQF B
84. 84.

    N .Z OFX ίϯετϥΫλ ϓϩτλΠϓ Πϯελϯε ҕৡ QSPUPUZQF B $MBTT
    

85. 85.

    w+BWBͰͷΫϥε ˒ςϯϓϨʔτ ˒ڇ ˒֓೦

86. 86.

    w+BWBͰͷΫϥε ˒ςϯϓϨʔτ ˒ڇ ˒֓೦

87. 87.

    ςϯϓϨʔτ ͨ͜ম͖ͷܕ ઃܭॻ ਽ܗ Original Update by Will Scullin

88. 88.

    Ϋϥεͬͯखஈʁ Original Update by Will Scullin

89. 89.

    Original Update by Keith Williamson

90. 90.

    Original Update by Keith rfranklinaz

91. 91.

    ςϯϓϨʔτ ͨ͜ম͖ͷܕ ઃܭॻ ਽ܗ Original Update by Will Scullin

92. 92.

    Ϋϥεͬͯܕʁ Original Update by Will Scullin

93. 93.

    Original Update by Leo-setä

94. 94.

    var my = new My(1); my.m2 = function() { };

    my.m2();
95. 95.

    w+BWBͰͷΫϥε ˒ςϯϓϨʔτ ˒ڇ ˒֓೦

96. 96.

    Original Update by admiller ݘ͕ϫϯϫϯ ڇ͕ϞʔϞʔ ೣ͕χϟʔ

97. 97.

    Original Update by admiller Ϋϥεͬͯෆมʁ

98. 98.

    $("#div_id") .toggleClass('oldClass newClass');

99. 99.

    4*԰ 3VCZJTU ͓̽͡͞ ߨࢣ ͓෕͞Μ /&8

100. 100.

     ޱ࠲ Original Update by Dirk_Vorderstraße

101. 101.

     var n = new Number(1); n instanceof Number; //=> true

     n.__proto__ = String.prototype n instanceof Number; //=> false n instanceof String; //=> true
102. 102.

     Original Update by admiller Ϋϥεͬͯ ඞਢʁ

103. 103.

     Կऀʹ΋ͳΕͳ͍ ΦϒδΣΫτ

104. 104.

     Object.prototype instanceof Object; //=> false Object.create(null) instanceof Object; //=> false

105. 105.

     w+BWBͰͷΫϥε ˒ςϯϓϨʔτ ˒ڇ ˒֓೦

106. 106.

     Original Update by Keith jodelli ֓೦ͱ࣮ମ ΠσΞͱ࣮ࡏ ʮBQQMFʯ
     ͱ
     ʮBO
     BQQMFʯ

107. 107.

     "QQMF OFX Ϋϥεఆٛ Πϯελϯε ιʔείʔυ ΠσΞ ϝϞϦ ݱ࣮ BQQMF

108. 108.

     Apple? "QQMF OFX Ϋϥεఆٛ ΫϥεΦϒδΣΫτ Πϯελϯε DMBTT ιʔείʔυ ֓೦ ϝϞϦ

     ݱ࣮ BQQMF
109. 109.

     Apple? "QQMF OFX Ϋϥεఆٛ ΫϥεΦϒδΣΫτ Πϯελϯε DMBTT ιʔείʔυ ֓೦ ϝϞϦ

     ݱ࣮ BQQMF $MBTT
     
110. 110.

     N .Z OFX ίϯετϥΫλ ϓϩτλΠϓ Πϯελϯε ҕৡ QSPUPUZQF B $MBTT
     

111. 111.

     N .Z OFX ίϯετϥΫλ ϓϩτλΠϓ Πϯελϯε ҕৡ QSPUPUZQF B

112. 112.

     0CKFDU

113. 113.

     0CKFDU $MBTT

114. 114.

     Original Update by Keith Williamson

115. 115.

     Original Update by Keith rfranklinaz

116. 116.

     0CKFDU $MBTT

117. 117.

     $("#div_id") .toggleClass('oldClass newClass');

118. 118.

     &MFNFOU $MBTT

119. 119.

     Apple? "QQMF OFX Ϋϥεఆٛ ΫϥεΦϒδΣΫτ Πϯελϯε DMBTT ιʔείʔυ ֓೦ ϝϞϦ

     ݱ࣮ BQQMF
120. 120.

     0CKFDU $MBTT

121. 121.

     Original Update by Leo-setä

122. 122.

     0CKFDUϓϩτλΠϓ 0CKFDUΠϯελϯε

123. 123.

     var n = new Number(1); n instanceof Number; //=> true

     n.__proto__ = String.prototype n instanceof Number; //=> false n instanceof String; //=> true
124. 124.

     Object.prototype instanceof Object; //=> false Object.create(null) instanceof Object; //=> false

125. 125.

     0CKFDUϓϩτλΠϓ ܧঝΦϒδΣΫτ .ZϓϩτλΠϓ

126. 126.

     0CKFDUϓϩτλΠϓ 0CKFDUΠϯελϯε .ZϓϩτλΠϓ .ZΠϯελϯε

127. 127.

     Object prototype prototype obj2 new MyClass my1 my2

128. 128.

     .Z Ϋϥεఆٛ Πϯελϯε DMBTT ιʔείʔυ ֓೦ ϝϞϦ ݱ࣮ BQQMF 0CKFDU

     Ϋϥεఆٛ DMBTT ந৅ઢ ܧঝઢ $MBTT
     $MBTT
129. 129.

     N ҕৡઢ ϓϩτλΠϓ Πϯελϯε UP4USJOH ϓϩτλΠϓ B 'VODUJPO
     ϓϩτλΠϓ .Z 0CKFDU

130. 130.

     .Z Ϋϥεఆٛ Πϯελϯε DMBTT ιʔείʔυ ֓೦ ϝϞϦ ݱ࣮ BQQMF 0CKFDU

     Ϋϥεఆٛ DMBTT ந৅ઢ ܧঝઢ $MBTT
     $MBTT
131. 131.

     .Z Ϋϥεఆٛ Πϯελϯε DMBTT ιʔείʔυ ֓೦ ϝϞϦ ݱ࣮ BQQMF 0CKFDU

     Ϋϥεఆٛ DMBTT ந৅ઢ ܧঝઢ $MBTT
     $MBTT
132. 132.

     N ҕৡઢ ϓϩτλΠϓ Πϯελϯε UP4USJOH ϓϩτλΠϓ B 'VODUJPO
     ϓϩτλΠϓ .Z 0CKFDU

133. 133.

     N ҕৡઢ ϓϩτλΠϓ Πϯελϯε UP4USJOH ϓϩτλΠϓ B 'VODUJPO
     ϓϩτλΠϓ .Z 0CKFDU

134. 134.

     UIJTࢀর

135. 135.

     function My(a) { this.a = a; } My.prototype = {

     m1: function(b) { return this.a + b; } }; var my = new My(1); my.a; //=> 1 my.a = 2; my.m1(10); //=> 12
136. 136.

     B  N 0CKFDU

137. 137.

     N B  B  N

138. 138.

     N B  B  N

139. 139.

     ؔ਺ Ҿ਺ ฦΓ஋ Ҿ਺Ϧετ
     
     ؔ਺ຊମ

140. 140.

     ؔ਺ Ҿ਺ ฦΓ஋ UIJTҾ਺ ؀ڥ

141. 141.

     a.b(); a.b<<a>>(); a.b.c(); a.b.c<<b>>();

142. 142.

     function My(a) { this.a = a; } My.prototype = {

     m1: function(b) { return this.a + b; } }; var my = new My(1); my.a; //=> 1 my.a = 2; my.m1<<my>>(10); //=> 12
143. 143.

     ͲΜͳUIJT΋ม͑Δ ࠷ڧͷໃ 'VODUJPODBMM

144. 144.

     function func(b) { this.a; } func.call({a:1}, 10);

145. 145.

     function func(b) { this.a; } func.call({a:1}, 10);

146. 146.

     ͲΜͳࢦఆ͔Β΋कΔ ࠷ڧͷ६ 'VODUJPOCJOE

147. 147.

     function func(b) { this.a; } func.bind({a:1})(10);

148. 148.

     function func(b) { this.a; } func.bind({a:1})(10);

149. 149.

     function func(b) { this.a; } func.bind({a:1})(10);

150. 150.

     func.bind({a:1}) .call({a:2}); ΄͜ʷͨͯ 'JHIU

151. 151.

     function MyUI($el, a) { this.a = a; $el.click(this.m); } MyUI.prototype.m

     = function(){ this.a };
152. 152.

     function MyUI($el, a) { this.a = a; $el.click(this.m); } MyUI.prototype.m

     = function(){ this.a };
153. 153.

     function MyUI($el, a) { this.a = a; $el.click(this.m); } MyUI.prototype.m

     = function(){ this.a };
154. 154.

     function MyUI($el, a) { this.a = a; $el.click(this.m.bind(this)); } MyUI.prototype.m

     = function(){ this.a };
155. 155.

     ؔ਺ Ҿ਺ ฦΓ஋ UIJTҾ਺ ؀ڥ UIJT஋

156. 156.

     func.call(undefined); func.call(null); func.call(1); func.call(“a”); func.call(true);

157. 157.

     function My(a) { this.a = a; } My.prototype = {

     m1: function(b) { return this.a + b; } }; var my = new My(1); my.a; //=> 1 my.a = 2; my.m1(10); //=> 12
158. 158.

     function My(a) { this.a = a; } My.prototype = {

     m1: function(b) { return this.a + b; } }; var my = new My(1); my.a; //=> 1 my.a = 2; my.m1(10); //=> 12
159. 159.

     function My(a) { this.a = a; } My.prototype = {

     m1: function(b) { return this.a + b; } }; var my = new My(1); my.a; //=> 1 my.a = 2; my.m1(10); //=> 12
160. 160.

     function My(a) { this.a = a; } My.prototype = {

     m1: function(b) { return this.a + b; } }; var my = new My(1); my.a; //=> 1 my.a = 2; my.m1(10); //=> 12
161. 161.

     function My(a) { this.a = a; } My.prototype = {

     m1: function(b) { return this.a + b; } }; var my = new My(1); my.a; //=> 1 my.a = 2; my.m1(10); //=> 12
162. 162.

     function My(a) { this.a = a; } My.prototype = {

     m1: function(b) { return this.a + b; } }; var my = new My(1); my.a; //=> 1 my.a = 2; my.m1(10); //=> 12
163. 163.

     એ఻

164. 164.

     ϥϜμଜ

165. 165.

     function a(func) { return func.call(this, 1); } a(function(b) { return

     b + 10; }); //=> 11
166. 166.

     function a(func) { return func.call(this, 1); } a(function(b) { return

     b + 10; }); //=> 11
167. 167.

     function a(func) { return func.call(this, 1); } a(function(b) { return

     b + 10; }); //=> 11
168. 168.

     function a() { return function() { return 1; }; }

     var b = a(); b(); //=>1
169. 169.

     (function(a) { return a + 10; })(1); //=> 11

170. 170.

     func1 func2 4DPQF ؔ਺

171. 171.

     func1 func2 func1 func2 4DPQF ؔ਺ ؔ਺

172. 172.

     ؔ਺ Ҿ਺ ฦΓ஋ UIJTҾ਺ ؀ڥ UIJT஋

173. 173.

     ؔ਺
     
     ؀ڥ
     
     Ϋϩʔδϟ

174. 174.

     var a = 1; function func() { var a =

     10; return function() { return a++; }; } var b = func(); b(); //=> 10 b(); //=> 11 var c = func(); c(); //=> 10
175. 175.

     var a = 1; function func() { var a =

     10; return function() { return a++; }; } var b = func(); b(); //=> 10 b(); //=> 11 var c = func(); c(); //=> 10
176. 176.

     var a = 1; function func() { var a =

     10; return function() { return a++; }; } var b = func(); b(); //=> 10 b(); //=> 11 var c = func(); c(); //=> 10
177. 177.

     var a = 1; function func() { var a =

     10; return function() { return a++; }; } var b = func(); b(); //=> 10 b(); //=> 11 var c = func(); c(); //=> 10
178. 178.

     var a = 1; function func() { var a =

     10; return function() { return a++; }; } var b = func(); b(); //=> 10 b(); //=> 11 var c = func(); c(); //=> 10
179. 179.

     var a = 1; function func() { var a =

     10; return function() { return a++; }; } var b = func(); b(); //=> 10 b(); //=> 11 var c = func(); c(); //=> 10
180. 180.

     var a = 1; function func() { var a =

     10; return function() { return a++; }; } var b = func(); b(); //=> 10 b(); //=> 11 var c = func(); c(); //=> 10
181. 181.

     var a = 1; function func() { var a =

     10; return function() { return a++; }; } var b = func(); b(); //=> 10 b(); //=> 11 var c = func(); c(); //=> 10
182. 182.

     var a = 1; function func() { var a =

     10; return function() { return a++; }; } var b = func(); b(); //=> 10 b(); //=> 11 var c = func(); c(); //=> 10
183. 183.

     Ϋϥε Ϋϩʔδϟ ঢ়ଶ ෳ਺ ෳ਺ ৼΔ෣͍ ෳ਺ Ұͭ

184. 184.

     function sum(a, b) { return a + b; } var

     left = 1; //.... var right = 2; sum(left, right);
185. 185.

     function left(a) { return function(b) { return a + b;

     }; } var right = left(1); //..... right(2);
186. 186.

     MyUI.prototype.do_something = function() { var self = this; this.$el.click(function() {

     $(this).val(self.a); }); }
187. 187.

     MyUI.prototype.do_something = function() { var self = this; this.$el.click(function() {

     $(this).val(self.a); }); }
188. 188.

     var a = 1; function func(refA) { var a =

     10; return refA(); } func(function() { return a; });
189. 189.

     var a = 1; function func(refA) { var a =

     10; return refA(); }; func(function() { return a; });
190. 190.

     var a = 1; function func() { return a++; };

     func(); func();
191. 191.

     var a = 1; function func() { return a++; };

     func(); func();
192. 192.

     var a = 1; function func() { return a++; };

     func(); func();
193. 193.

     var a = 1; function func() { return a++; };

     func(); func();
194. 194.

     var a = 1; function func() { return a++; };

     func(); func();
195. 195.

     var a = 1; function func() { return a++; };

     func(); func();
196. 196.

     a=1 func

197. 197.

     var a = 1; function func() { return a++; };

     func(); func();
198. 198.

     a=1 func

199. 199.

     var a = 1; function func() { return a++; };

     func(); func();
200. 200.

     a=2 func

201. 201.

     var a = 1; function func() { return a++; };

     func(); func();
202. 202.

     a=2 func

203. 203.

     var a = 1; function func() { return a++; };

     func(); func();
204. 204.

     a=3 func

205. 205.

     var a = 1; function func() { var a =

     10; return function() { return a++; }; } var b = func(); b(); //=> 10 b(); //=> 11 var c = func(); c(); //=> 10
206. 206.

     var a = 1; function func() { var a =

     10; return function() { return a++; }; } var b = func(); b(); //=> 10 b(); //=> 11 var c = func(); c(); //=> 10
207. 207.

     var a = 1; function func() { var a =

     10; return function() { return a++; }; } var b = func(); b(); //=> 10 b(); //=> 11 var c = func(); c(); //=> 10
208. 208.

     var a = 1; function func() { var a =

     10; return function() { return a++; }; } var b = func(); b(); //=> 10 b(); //=> 11 var c = func(); c(); //=> 10
209. 209.

     a=1 b,c func

210. 210.

     var a = 1; function func() { var a =

     10; return function() { return a++; }; } var b = func(); b(); //=> 10 b(); //=> 11 var c = func(); c(); //=> 10
211. 211.

     a=1 b,c func a=10

212. 212.

     var a = 1; function func() { var a =

     10; return function() { return a++; }; } var b = func(); b(); //=> 10 b(); //=> 11 var c = func(); c(); //=> 10
213. 213.

     a=1 b,c func a=10

214. 214.

     var a = 1; function func() { var a =

     10; return function() { return a++; }; } var b = func(); b(); //=> 10 b(); //=> 11 var c = func(); c(); //=> 10
215. 215.

     a=1 b,c func a=10

216. 216.

     var a = 1; function func() { var a =

     10; return function() { return a++; }; } var b = func(); b(); //=> 10 b(); //=> 11 var c = func(); c(); //=> 10
217. 217.

     a=1 b,c func a=12

218. 218.

     var a = 1; function func() { var a =

     10; return function() { return a++; }; } var b = func(); b(); //=> 10 b(); //=> 11 var c = func(); c(); //=> 10
219. 219.

     a=1 b,c func a=12 a=10

220. 220.

     var a = 1; function func() { var a =

     10; return function() { return a++; }; } var b = func(); b(); //=> 10 b(); //=> 11 var c = func(); c(); //=> 10
221. 221.

     a=1 b,c func a=12 a=11

222. 222.

     var a = 1; function func() { var a =

     10; return new Function("", "return a++;") } var b = func(); b();
223. 223.

     var a = 1; function func(refA) { var a =

     10; return refA(); } func(function() { return a; });
224. 224.

     var a = 1; function func(refA) { var a =

     10; return refA(); } func(function() { return a; });
225. 225.

     var a = 1; function func(refA) { var a =

     10; return refA(); } func(function() { return a; });
226. 226.

     a=1 func

227. 227.

     var a = 1; function func(refA) { var a =

     10; return refA(); } func(function() { return a; });
228. 228.

     a=1 func refA a=10

229. 229.

     var a = 1; function func(refA) { var a =

     10; return refA(); } func(function() { return a; });
230. 230.

     a=1 func refA a=10

231. 231.

     var a = 1; function func(refA) { var a =

     10; return refA(); } func(function() { return a; });
232. 232.

     a=1 func refA a=10

233. 233.

     ·ͱΊ

234. 234.

     wΞδΣϯμ w։ൃ؀ڥ wجຊ஋ͱΦϒδΣΫτ wධՁͱ࣮ߦ wϓϩτλΠϓνΣʔϯ wUIJTଋറ wείʔϓνΣʔϯ

235. 235.

     ࣮ࡍ͸શ෦࢖͏

236. 236.

     ภΔͷ͸ෆࣗવ

237. 237.

     +BWB͸ ໊ࢺͷԦࠃ ͩͬͨ

238. 238.

     "DUJPOFYFDVUF 9Y.BOBHFSNBOBHF 9Y#VJMEFSCVJME

239. 239.

     ৭Μͳදݱ͕͋Δํ͕ ָ͍͠

240. 240.

     ಈࢺଜ ໊ࢺଜ ϥϜμଜ

241. 241.

     ͋Γ͕ͱ͏͍͟͝·ͨ͠