CamelCaseToUnderScoreTrait::camelCaseToUnderscore()

Complexity

Conditions	3
Paths	3

Size

Total Lines	11
Code Lines	6

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	7
CRAP Score	3

Importance

Changes

0

<?php
    protected function camelCaseToUnderscore($input)
    {
        preg_match_all('/([A-Z][A-Z0-9]*(?=$|[A-Z][a-z0-9])|[A-Za-z][a-z0-9]+)/', $input, $matches);
        $return = $matches[0];

        foreach ($return as &$match) {
            $match = $match == strtoupper($match) ? strtolower($match) : lcfirst($match);
        }

        return implode('_', $return);
    }
}