1--TEST-- 2Test strrchr() function : usage variations - heredoc string containing quote chars for 'haystack' 3--FILE-- 4<?php 5/* Prototype : string strrchr(string $haystack, string $needle); 6 * Description: Finds the last occurrence of a character in a string. 7 * Source code: ext/standard/string.c 8*/ 9 10/* Test strrchr() function by passing heredoc string containing quote chars for haystack 11 * and with various needles 12*/ 13 14echo "*** Testing strrchr() function: with heredoc strings ***\n"; 15$quote_char_str = <<<EOD 16"things" "in" "double" "quote" 17'things' 'in' 'single' 'quote' 18EOD; 19 20$needles = array( 21 "things", 22 "\"things\"", 23 "\'things\'", 24 "in", 25 "quote", 26 $quote_char_str //needle as haystack 27); 28 29//loop through to test strrchr() with each needle 30foreach($needles as $needle) { 31 var_dump( strrchr($quote_char_str, $needle) ); 32} 33echo "*** Done ***"; 34?> 35--EXPECT-- 36*** Testing strrchr() function: with heredoc strings *** 37string(3) "te'" 38string(32) "" 39'things' 'in' 'single' 'quote'" 40bool(false) 41string(14) "ingle' 'quote'" 42string(6) "quote'" 43string(32) "" 44'things' 'in' 'single' 'quote'" 45*** Done *** 46