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136 lines
2.8 KiB
PHP
136 lines
2.8 KiB
PHP
--TEST--
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Test strncmp() function: usage variations - case-sensitivity
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--FILE--
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<?php
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/* Prototype : int strncmp ( string $str1, string $str2, int $len );
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* Description: Binary safe case-sensitive string comparison of the first n characters
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* Source code: Zend/zend_builtin_functions.c
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*/
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/* Test strncmp() function with upper-case and lower-case alphabets as inputs for 'str1' and 'str2' */
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echo "*** Test strncmp() function: with alphabets ***\n";
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echo "-- Passing upper-case letters for 'str1' --\n";
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for($ASCII = 65; $ASCII <= 90; $ASCII++) {
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var_dump( strncmp( chr($ASCII), chr($ASCII), 1 ) ); //comparing uppercase letters with uppercase letters; exp: int(0)
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var_dump( strncmp( chr($ASCII), chr($ASCII + 32), 1 ) ); //comparing uppercase letters with lowercase letters; exp: value < 0
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}
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echo "\n-- Passing lower-case letters for 'str1' --\n";
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for($ASCII = 97; $ASCII <= 122; $ASCII++) {
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var_dump( strncmp( chr($ASCII), chr($ASCII), 1 ) ); //comparing lowercase letters with lowercase letters; exp: int(0)
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var_dump( strncmp( chr($ASCII), chr($ASCII - 32), 1 ) ); //comparing lowercase letters with uppercase letters; exp: value > 0
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}
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echo "*** Done ***";
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?>
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--EXPECTREGEX--
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\*\*\* Test strncmp\(\) function: with alphabets \*\*\*
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-- Passing upper-case letters for 'str1' --
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int\(0\)
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int\(-[1-9][0-9]*\)
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int\(0\)
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int\(-[1-9][0-9]*\)
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int\(0\)
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int\(-[1-9][0-9]*\)
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int\(0\)
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int\(-[1-9][0-9]*\)
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int\(0\)
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int\(-[1-9][0-9]*\)
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int\(0\)
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int\(-[1-9][0-9]*\)
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int\(0\)
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int\(-[1-9][0-9]*\)
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int\(0\)
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int\(-[1-9][0-9]*\)
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int\(0\)
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int\(-[1-9][0-9]*\)
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int\(0\)
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int\(-[1-9][0-9]*\)
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int\(0\)
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int\(-[1-9][0-9]*\)
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int\(0\)
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int\(-[1-9][0-9]*\)
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int\(0\)
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int\(-[1-9][0-9]*\)
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int\(0\)
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int\(-[1-9][0-9]*\)
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int\(0\)
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int\(-[1-9][0-9]*\)
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int\(0\)
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int\(-[1-9][0-9]*\)
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int\(0\)
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int\(-[1-9][0-9]*\)
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int\(0\)
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int\(-[1-9][0-9]*\)
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int\(0\)
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int\(-[1-9][0-9]*\)
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int\(0\)
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int\(-[1-9][0-9]*\)
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int\(0\)
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int\(-[1-9][0-9]*\)
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int\(0\)
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int\(-[1-9][0-9]*\)
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int\(0\)
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int\(-[1-9][0-9]*\)
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int\(0\)
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int\(-[1-9][0-9]*\)
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int\(0\)
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int\(-[1-9][0-9]*\)
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int\(0\)
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int\(-[1-9][0-9]*\)
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-- Passing lower-case letters for 'str1' --
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int\(0\)
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int\([1-9][0-9]*\)
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int\(0\)
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int\([1-9][0-9]*\)
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int\(0\)
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int\([1-9][0-9]*\)
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int\(0\)
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int\([1-9][0-9]*\)
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int\(0\)
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int\([1-9][0-9]*\)
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int\(0\)
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int\([1-9][0-9]*\)
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int\(0\)
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int\([1-9][0-9]*\)
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int\(0\)
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int\([1-9][0-9]*\)
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int\(0\)
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int\([1-9][0-9]*\)
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int\(0\)
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int\([1-9][0-9]*\)
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int\(0\)
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int\([1-9][0-9]*\)
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int\(0\)
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int\([1-9][0-9]*\)
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int\(0\)
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int\([1-9][0-9]*\)
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int\(0\)
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int\([1-9][0-9]*\)
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int\(0\)
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int\([1-9][0-9]*\)
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int\(0\)
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int\([1-9][0-9]*\)
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int\(0\)
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int\([1-9][0-9]*\)
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int\(0\)
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int\([1-9][0-9]*\)
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int\(0\)
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int\([1-9][0-9]*\)
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int\(0\)
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int\([1-9][0-9]*\)
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int\(0\)
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int\([1-9][0-9]*\)
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int\(0\)
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int\([1-9][0-9]*\)
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int\(0\)
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int\([1-9][0-9]*\)
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int\(0\)
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int\([1-9][0-9]*\)
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int\(0\)
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int\([1-9][0-9]*\)
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int\(0\)
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int\([1-9][0-9]*\)
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\*\*\* Done \*\*\*
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