TheCodingMachine\TDBM\Utils\StringUtils::getValidVariableName()

Complexity

Conditions	1
Paths	1

Size

Total Lines	7
Code Lines	5

Duplication

Lines	0
Ratio	0 %

Importance

Changes	1
Bugs	1	Features	0

<?php
    public static function getValidVariableName(string $variableName): string
    {
        return preg_replace_callback('/^(\d+)/', static function (array $match) {
            $f = new \NumberFormatter('en', \NumberFormatter::SPELLOUT);
            $number = $f->format((int) $match[0]);
            return preg_replace('/[^a-z]+/i', '_', $number);
        }, $variableName);
    }