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48 lines
1.1 KiB
PHP
48 lines
1.1 KiB
PHP
--TEST--
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Test strrchr() function : usage variations - binary safe
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--FILE--
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<?php
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/* Prototype : string strrchr(string $haystack, string $needle);
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* Description: Finds the last occurrence of a character in a string.
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* Source code: ext/standard/string.c
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*/
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/* Test strrchr() function: with binary values & null terminated strings passed to 'str1' & 'str2' */
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echo "*** Test strrchr() function: binary safe ***\n";
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$haystacks = array(
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"Hello".chr(0)."World",
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chr(0)."Hello World",
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"Hello World".chr(0),
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chr(0).chr(0).chr(0),
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"Hello\0world",
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"\0Hello",
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"Hello\0"
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);
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for($index = 0; $index < count($haystacks); $index++ ) {
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//needle as null string
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var_dump( strrchr($haystacks[$index], "\0") );
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//needle as NULL
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var_dump( strrchr($haystacks[$index], NULL) );
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}
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echo "*** Done ***";
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?>
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--EXPECTF--
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*** Test strrchr() function: binary safe ***
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string(6) " World"
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string(6) " World"
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string(12) " Hello World"
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string(12) " Hello World"
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string(1) " "
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string(1) " "
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string(1) " "
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string(1) " "
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string(6) " world"
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string(6) " world"
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string(6) " Hello"
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string(6) " Hello"
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string(1) " "
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string(1) " "
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*** Done ***
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