Created
February 7, 2016 01:31
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| function setGlobal() { | |
| a = 42; | |
| } | |
| function setLocal() { | |
| var b = 23; | |
| } | |
| setGlobal(); | |
| alert(a); // 42 | |
| setLocal(); | |
| alert(b); // ReferenceError: b is not defined |
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