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47 lines
1.5 KiB
PHP
47 lines
1.5 KiB
PHP
--TEST--
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Test strncmp() function : basic functionality
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--FILE--
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<?php
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/* Prototype : int strncmp ( string $str1, string $str2, int $len );
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* Description: Binary safe case-sensitive string comparison of the first n characters
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* Source code: Zend/zend_builtin_functions.c
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*/
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echo "*** Testing strncmp() function: basic functionality ***\n";
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echo "-- Testing strncmp() with single quoted string --\n";
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var_dump( strncmp('Hello', 'Hello', 5) ); //expected: int(0)
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var_dump( strncmp('Hello', 'Hi', 5) ); //expected: value < 0
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var_dump( strncmp('Hi', 'Hello', 5) ); //expected: value > 0
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echo "-- Testing strncmp() with double quoted string --\n";
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var_dump( strncmp("Hello", "Hello", 5) ); //expected: int(0)
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var_dump( strncmp("Hello", "Hi", 5) ); //expected: value < 0
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var_dump( strncmp("Hi", "Hello", 5) ); //expected: value > 0
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echo "-- Testing strncmp() with here-doc string --\n";
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$str = <<<HEREDOC
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Hello
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HEREDOC;
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var_dump( strncmp($str, "Hello", 5) ); //expected: int(0)
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var_dump( strncmp($str, "Hi", 5) ); //expected: value < 0
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var_dump( strncmp("Hi", $str, 5) ); //expected: value > 0
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echo "*** Done ***";
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?>
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--EXPECTREGEX--
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\*\*\* Testing strncmp\(\) function: basic functionality \*\*\*
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-- Testing strncmp\(\) with single quoted string --
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int\(0\)
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int\(-[1-9][0-9]*\)
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int\([1-9][0-9]*\)
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-- Testing strncmp\(\) with double quoted string --
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int\(0\)
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int\(-[1-9][0-9]*\)
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int\([1-9][0-9]*\)
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-- Testing strncmp\(\) with here-doc string --
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int\(0\)
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int\(-[1-9][0-9]*\)
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int\([1-9][0-9]*\)
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\*\*\* Done \*\*\*
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