Created
February 4, 2013 08:25
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What does whatIsA return? 7 or 5 (or something else)
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| var a = 5; | |
| function whatIsA() { | |
| if(a == undefined) { | |
| var a = 7; | |
| } | |
| return a; | |
| } | |
| whatIsA()//is it 5 or 7? |
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