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phpversion(
    string $extension = ?
): string

PHPize.online - Popular functions

print_r var_dump printf phpversion count date explode var_export preg_match mysqli_query trim preg_match_all strlen preg_replace mysqli_fetch_assoc array_push implode preg_split round is_array array_sum array_reduce array_keys array_count_values json_decode substr array_search array_column strpos in_array usort strtotime microtime array_filter range json_encode array_map time array_values str_replace mysqli_num_rows mt_rand sprintf mt_getrandmax array_slice mysqli_real_escape_string array_pop mysqli_fetch_array str_repeat array_unique number_format sizeof sort mysqli_prepare rand ceil parse_url rtrim file_get_contents strtolower intval max array_reverse floor memory_get_usage key mysqli_fetch_row decbin session_start str_pad is_numeric mktime array_fill end html_entity_decode strrev array_merge is_string exec htmlentities parse_str setcookie strval array_shift array_walk strrpos mysqli_error header fmod reset strip_tags asort fgets ini_set is_null min mysqli_close mysqli_multi_query strcmp uasort