8 ms·
`f` in your example is a global function that cannot be redefined.
by califield 12y ago
`f` in your example is a global function that cannot be redefined.
- xyby 12y agoWhich is a good thing. When you have ... function f($x) { return $x*$x; } ...in your code, you know that you can always call f() to get the square of something. Hallelujah. Functions as they are meant to be.
- imaginenore 12y agoDon't like global functions? Don't use them. It's really that simple.