1--TEST-- 2Test function getservbyname() by substituting argument 1 with string values. 3--FILE-- 4<?php 5 6 7echo "*** Test substituting argument 1 with string values ***\n"; 8 9$protocol = "tcp"; 10 11 12$heredoc = <<<EOT 13hello world 14EOT; 15 16$variation_array = array( 17 'string DQ' => "string", 18 'string SQ' => 'string', 19 'mixed case string' => "sTrInG", 20 'heredoc' => $heredoc, 21 ); 22 23 24foreach ( $variation_array as $var ) { 25 var_dump(getservbyname( $var , $protocol ) ); 26} 27?> 28--EXPECTF-- 29*** Test substituting argument 1 with string values *** 30bool(false) 31bool(false) 32bool(false) 33bool(false) 34