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Editing: php7.php
<?php /** * PHP 7 functions for older versions of PHP. * * @package BackupBuddy */ if ( ! function_exists( 'array_key_first' ) ) { /** * PHP 7 function replacement to get first array key. * * @param array $arr Array. * * @return string|int First array key. */ function array_key_first( array $arr ) { foreach ( $arr as $key => $unused ) { return $key; } return null; } } if ( ! function_exists( 'array_key_last' ) ) { /** * PHP 7 function replacement to get last array key. * * @param array $arr Array. * * @return string|int Last array key. */ function array_key_last( array $arr ) { if ( ! is_array( $arr ) || empty( $arr ) ) { return null; } $keys = array_keys( $arr ); return $keys[ count( $arr ) - 1 ]; } }
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