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|
--TEST--
Test strrpos() function : usage variations - double quoted strings for 'haystack' & 'needle' arguments
--FILE--
<?php
/* Prototype : int strrpos ( string $haystack, string $needle [, int $offset] );
* Description: Find position of last occurrence of 'needle' in 'haystack'.
* Source code: ext/standard/string.c
*/
/* Test strrpos() function by passing double quoted strings for 'haystack' & 'needle' arguments */
echo "*** Testing strrpos() function: with double quoted strings ***\n";
$haystack = "Hello,\t\n\0\n $&!#%()*<=>?@hello123456he \x234 \101 ";
$needle = array(
//regular strings
"l",
"L",
"HELLO",
"hEllo",
//escape characters
"\t",
"\T", //invalid input
" ",
"\n",
"\N", //invalid input
"
", //new line
//nulls
"\0",
NULL,
null,
//boolean false
FALSE,
false,
//empty string
"",
//special chars
" ",
"$",
" $",
"&",
"!#",
"()",
"<=>",
">",
"=>",
"?",
"@",
"@hEllo",
"12345", //decimal numeric string
"\x23", //hexadecimal numeric string
"#", //respective ASCII char of \x23
"\101", //octal numeric string
"A", //respective ASCII char of \101
"456HEE", //numerics + chars
$haystack //haystack as needle
);
/* loop through to get the position of the needle in haystack string */
$count = 1;
for($index=0; $index<count($needle); $index++) {
echo "-- Iteration $count --\n";
var_dump( strrpos($haystack, $needle[$index]) );
var_dump( strrpos($haystack, $needle[$index], $index) );
$count++;
}
echo "*** Done ***";
?>
--EXPECT--
*** Testing strrpos() function: with double quoted strings ***
-- Iteration 1 --
int(28)
int(28)
-- Iteration 2 --
bool(false)
bool(false)
-- Iteration 3 --
bool(false)
bool(false)
-- Iteration 4 --
bool(false)
bool(false)
-- Iteration 5 --
int(6)
int(6)
-- Iteration 6 --
bool(false)
bool(false)
-- Iteration 7 --
bool(false)
bool(false)
-- Iteration 8 --
int(9)
int(9)
-- Iteration 9 --
bool(false)
bool(false)
-- Iteration 10 --
int(9)
int(9)
-- Iteration 11 --
int(8)
bool(false)
-- Iteration 12 --
int(44)
int(44)
-- Iteration 13 --
int(44)
int(44)
-- Iteration 14 --
int(44)
int(44)
-- Iteration 15 --
int(44)
int(44)
-- Iteration 16 --
int(44)
int(44)
-- Iteration 17 --
int(43)
int(43)
-- Iteration 18 --
int(12)
bool(false)
-- Iteration 19 --
int(11)
bool(false)
-- Iteration 20 --
int(13)
bool(false)
-- Iteration 21 --
int(14)
bool(false)
-- Iteration 22 --
int(17)
bool(false)
-- Iteration 23 --
int(20)
bool(false)
-- Iteration 24 --
int(22)
bool(false)
-- Iteration 25 --
int(21)
bool(false)
-- Iteration 26 --
int(23)
bool(false)
-- Iteration 27 --
int(24)
bool(false)
-- Iteration 28 --
bool(false)
bool(false)
-- Iteration 29 --
int(30)
int(30)
-- Iteration 30 --
int(39)
int(39)
-- Iteration 31 --
int(39)
int(39)
-- Iteration 32 --
int(42)
int(42)
-- Iteration 33 --
int(42)
int(42)
-- Iteration 34 --
bool(false)
bool(false)
-- Iteration 35 --
int(0)
bool(false)
*** Done ***
|
