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functions [2019/07/30 11:28] (current)
nmckillop created
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 +====== Functions ======
  
 +How do I know which function to use?  It's basically a case of reading the manual. ​ I know we are working with strings of characters (the answers), so I look at the index of string functions:
 +
 +https://​www.php.net/​manual/​en/​ref.strings.php
 +
 +We're doing a comparison, so I just searched (CTRL + F) the list for comparison functions. ​ There are a few choices, but most are overkill, so I picked the simplest one.  Same for case sensitive functions, I searched for '​case'​ and picked something simple and appropriate.
 +
 +If we were working with numbers (and doing something more complex than equal to or less than etc), we'd want to look at the math functions:
 +
 +https://​www.php.net/​manual/​en/​ref.math.php
functions.txt ยท Last modified: 2019/07/30 11:28 by nmckillop