1--TEST-- 2Test strrpos() function : usage variations - heredoc string containing escape chars for 'haystack' argument 3--FILE-- 4<?php 5/* Prototype : int strrpos ( string $haystack, string $needle [, int $offset] ); 6 * Description: Find position of last occurrence of 'needle' in 'haystack'. 7 * Source code: ext/standard/string.c 8*/ 9 10/* Test strrpos() function by passing heredoc string containing escape chars for haystack 11 * and with various needles & offsets 12*/ 13 14echo "*** Testing strrpos() function: with heredoc strings ***\n"; 15echo "-- With heredoc string containing escape characters --\n"; 16$control_char_str = <<<EOD 17Hello, World\n 18Hello\tWorld 19EOD; 20var_dump( strrpos($control_char_str, "\n") ); 21var_dump( strrpos($control_char_str, "\t") ); 22var_dump( strrpos($control_char_str, "\n", 12) ); 23var_dump( strrpos($control_char_str, "\t", 15) ); 24 25echo "*** Done ***"; 26?> 27--EXPECTF-- 28*** Testing strrpos() function: with heredoc strings *** 29-- With heredoc string containing escape characters -- 30int(13) 31int(19) 32int(13) 33int(19) 34*** Done ***