kgates-github
kgates-github
/ JavaScriptVariableHoisting.js
Last active
December 13, 2015 16:49
When I decided to take JavaScript seriously a while back, I realized that not fully understanding how the language handles variable scope can lead to some forehead-slapping debugging sessions. In JavaScript, a variable declaration (e.g., var foo = 1) at the end of a function will execute when the function is called, and before any code within th…
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| var foo = 1, | |
| test; | |
| function barOne() { | |
| if (!foo) var foo = 100; | |
| return foo; | |
| } | |
| test = barOne(); | |
| console.log(test); // 100 |
kgates-github
/ PascalsTriangles.js
Last active
May 6, 2020 07:52
Two ways to create a Pascal's Triangle in JavaScript.
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| var numTiers = 100, | |
| triangle, | |
| start, | |
| stop; | |
| /** | |
| * | |
| * First version uses recursion | |
| * | |
| */ |