How to I can split match letter in string PHP

Question

I have string :

$string = 'ABCCDF[GH]IJJ[KLM]';

How to i get string 'GH' and 'KLM' in php

I think i will use preg_split, but I know not more about reg. Plz help me.

Answer 1

Try this;

>>> $string = 'ABCCDF[GH]IJJ[KLM]';
=> "ABCCDF[GH]IJJ[KLM]"
>>> preg_match_all('/[(w+)]/', $string, $matches);
=> 2

$matches will look like below.

   [
     [
       "[GH]",
       "[KLM]",
     ],
     [
       "GH",
       "KLM",
     ],
   ]