Created
June 12, 2012 21:05
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Closure explaination
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| var makeAdder = function (a) { | |
| return function (num) { | |
| return num + a; | |
| } | |
| }; | |
| var inc = makeAdder (1); | |
| // Even after makeAdder has finished execution, | |
| // inc maintains "a". | |
| // That's Closure. | |
| // So - | |
| inc (4); | |
| //=> 5 |
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