<?php /** * Check if variable is a numeric array. * * @param array|mixed $var * @return bool */ $b=array(1,2); function is_numeric_array($var): bool { if (!is_array($var)) { return false; } $keys = array_keys($var); return ($keys === array_keys($keys)); } var_dump(is_numeric_array($b));
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Value for `_results` contains invalid data `array`