21 lines
544 B
PHP
21 lines
544 B
PHP
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<?php
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class Security {
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public static function generate_password(int $len) : string {
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$password = "";
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for ($i = 0; $i < $len; $i++) {
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if (random_int(0, 1)) {
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$password .= chr(random_int(65, 90));
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}
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else {
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$password .= random_int(0, 9);
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}
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}
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return $password;
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}
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public static function is_phone_number(string $phone) : ?string {
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return !(is_null($phone) || preg_match("/\+[0-9\s]*$/", trim($phone)) == 0);
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}
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}
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