1--TEST-- 2Test strrpos() function : usage variations - double quoted strings for 'haystack' & 'needle' arguments 3--FILE-- 4<?php 5/* Prototype : int strrpos ( string $haystack, string $needle [, int $offset] ); 6 * Description: Find position of last occurrence of 'needle' in 'haystack'. 7 * Source code: ext/standard/string.c 8*/ 9 10/* Test strrpos() function by passing double quoted strings for 'haystack' & 'needle' arguments */ 11 12echo "*** Testing strrpos() function: with double quoted strings ***\n"; 13$haystack = "Hello,\t\n\0\n $&!#%()*<=>?@hello123456he \x234 \101 "; 14$needle = array( 15 //regular strings 16 "l", 17 "L", 18 "HELLO", 19 "hEllo", 20 21 //escape characters 22 "\t", 23 "\T", //invalid input 24 " ", 25 "\n", 26 "\N", //invalid input 27 " 28", //new line 29 30 //nulls 31 "\0", 32 NULL, 33 null, 34 35 //boolean false 36 FALSE, 37 false, 38 39 //empty string 40 "", 41 42 //special chars 43 " ", 44 "$", 45 " $", 46 "&", 47 "!#", 48 "()", 49 "<=>", 50 ">", 51 "=>", 52 "?", 53 "@", 54 "@hEllo", 55 56 "12345", //decimal numeric string 57 "\x23", //hexadecimal numeric string 58 "#", //respective ASCII char of \x23 59 "\101", //octal numeric string 60 "A", //respective ASCII char of \101 61 "456HEE", //numerics + chars 62 $haystack //haystack as needle 63); 64 65/* loop through to get the position of the needle in haystack string */ 66$count = 1; 67for($index=0; $index<count($needle); $index++) { 68 echo "-- Iteration $count --\n"; 69 var_dump( strrpos($haystack, $needle[$index]) ); 70 var_dump( strrpos($haystack, $needle[$index], $index) ); 71 $count++; 72} 73echo "*** Done ***"; 74?> 75--EXPECTF-- 76*** Testing strrpos() function: with double quoted strings *** 77-- Iteration 1 -- 78int(28) 79int(28) 80-- Iteration 2 -- 81bool(false) 82bool(false) 83-- Iteration 3 -- 84bool(false) 85bool(false) 86-- Iteration 4 -- 87bool(false) 88bool(false) 89-- Iteration 5 -- 90int(6) 91int(6) 92-- Iteration 6 -- 93bool(false) 94bool(false) 95-- Iteration 7 -- 96bool(false) 97bool(false) 98-- Iteration 8 -- 99int(9) 100int(9) 101-- Iteration 9 -- 102bool(false) 103bool(false) 104-- Iteration 10 -- 105int(9) 106int(9) 107-- Iteration 11 -- 108int(8) 109bool(false) 110-- Iteration 12 -- 111int(8) 112bool(false) 113-- Iteration 13 -- 114int(8) 115bool(false) 116-- Iteration 14 -- 117int(8) 118bool(false) 119-- Iteration 15 -- 120int(8) 121bool(false) 122-- Iteration 16 -- 123bool(false) 124bool(false) 125-- Iteration 17 -- 126int(43) 127int(43) 128-- Iteration 18 -- 129int(12) 130bool(false) 131-- Iteration 19 -- 132int(11) 133bool(false) 134-- Iteration 20 -- 135int(13) 136bool(false) 137-- Iteration 21 -- 138int(14) 139bool(false) 140-- Iteration 22 -- 141int(17) 142bool(false) 143-- Iteration 23 -- 144int(20) 145bool(false) 146-- Iteration 24 -- 147int(22) 148bool(false) 149-- Iteration 25 -- 150int(21) 151bool(false) 152-- Iteration 26 -- 153int(23) 154bool(false) 155-- Iteration 27 -- 156int(24) 157bool(false) 158-- Iteration 28 -- 159bool(false) 160bool(false) 161-- Iteration 29 -- 162int(30) 163int(30) 164-- Iteration 30 -- 165int(39) 166int(39) 167-- Iteration 31 -- 168int(39) 169int(39) 170-- Iteration 32 -- 171int(42) 172int(42) 173-- Iteration 33 -- 174int(42) 175int(42) 176-- Iteration 34 -- 177bool(false) 178bool(false) 179-- Iteration 35 -- 180int(0) 181bool(false) 182*** Done *** 183