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Using built-in functions

Using built-in functions - PHP Tutorial

From the course: Learning PHP

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Using built-in functions

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- PHP has an extensive library of functions to help us complete certain actions more efficiently. You saw it with the size of function earlier, without that function, we'd have to write our own much more resource, heavy way to get the number of elements in an array. But how do you find these built in functions? A good starting place is the phpmanual@php.net. They will have an extensive list of functions and how they work. They'll also have additional comments from users on some things to think about as you use them. However, there are a few caveats, the search isn't great. If you don't already know the functions name. So if I were to search array size here, I would get a list of functions with the words array, but I wouldn't get the size of function. This is also developers talking to developers. So you'll get sample code, but not necessarily extensive explanation. Another good tool for using PHP functions is an IDE with…

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