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von raredesign | Dez 3, 2019 | Allgemein | 0 Kommentare

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Current File : //usr/local/src/php7/php-7.0.5/ext/standard/tests/strings/strrpos_variation12.phpt

--TEST--
Test strrpos() function : usage variations - checking binary safe with 'haystack' argument
--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 with null terminated strings for 'haystack' argument 
 *  in order to check the binary safe 
*/

echo "*** Test strrpos() function: binary safe ***\n";
$haystacks = array(
  "Hello".chr(0)."World",
  chr(0)."Hello World",
  "Hello World".chr(0),
  chr(0).chr(0).chr(0),
  "Hello\0world",
  "\0Hello",
  "Hello\0"
);

for($index = 0; $index < count($haystacks); $index++ ) {
  var_dump( strrpos($haystacks[$index], "\0") );
  var_dump( strrpos($haystacks[$index], "\0", $index) );
}
echo "*** Done ***";
?>
--EXPECTF--
*** Test strrpos() function: binary safe ***
int(5)
int(5)
int(0)
bool(false)
int(11)
int(11)
int(2)
bool(false)
int(5)
int(5)
int(0)
bool(false)
int(5)
bool(false)
*** Done ***

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