Online PHP editor | refs for AK850

<?php $values = array( 'string_empty' => '', 'string_bool_f' => 'false', 'string_bool_t' => 'true', 'int_0' => 0, 'int_1' => 1, 'int_neg' => -100, 'int_norm' => 100, 'array_empty' => array(), 'array_null_val' => array(null), ); $mask = "%-20.20s %7.7s\n"; // Print header printf($mask, 'Name', 'Value'); echo PHP_EOL; foreach ($values as $name => $val) { $empty = empty($val) ? 'true' : 'false'; printf($mask, $name, $empty); }