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<?php
 
$pattern = "#([a-z]*)|(chol)#";
preg_match($pattern, 'chol',$m);
 
print_r($m);

Success #stdin #stdout 0s 82944KB

stdin

Standard input is empty

stdout

Array
(
    [0] => chol
    [1] => chol
)

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language:

PHP (php 7.3.5)

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