Created
August 16, 2018 10:41
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diff let, var
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| if(true) { | |
| v = 9; | |
| } | |
| var v; | |
| console.log(v) //prints 9 | |
| if(true) { | |
| v = 9; | |
| } | |
| let v; | |
| console.log(v) //error |
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