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178 lines
3.3 KiB
PHP
178 lines
3.3 KiB
PHP
--TEST--
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Test strncmp() function : usage variations - different lengths(all types)
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--FILE--
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<?php
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/* Prototype : int strncmp ( string $str1, string $str2, int $len );
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* Description: Binary safe case-sensitive string comparison of the first n characters
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* Source code: Zend/zend_builtin_functions.c
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*/
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/* Test strncmp() function with the length as all types, and giving the same strings for 'str1' and 'str2' */
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echo "*** Test strncmp() function: by supplying all types for 'len' ***\n";
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/* definition of required variables */
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$str1 = "Hello, World\n";
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$str2 = "Hello, World\n";
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/* get an unset variable */
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$unset_var = 'string_val';
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unset($unset_var);
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/* get resource handle */
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$file_handle = fopen(__FILE__, "r");
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/* declaring a class */
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class sample {
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public function __toString() {
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return "object";
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}
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}
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/* array with different values */
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$lengths = array (
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/* integer values */
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0,
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1,
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12345,
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/* float values */
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10.5,
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10.5e10,
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10.6E-10,
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.5,
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/* hexadecimal values */
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0x12,
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/* octal values */
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012,
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01.2,
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/* array values */
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array(),
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array(0),
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array(1),
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array(1, 2),
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array('color' => 'red', 'item' => 'pen'),
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/* boolean values */
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true,
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false,
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TRUE,
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FALSE,
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/* nulls */
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NULL,
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null,
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/* empty string */
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"",
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'',
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/* undefined variable */
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$undefined_var,
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/* unset variable */
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$unset_var,
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/* resource */
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$file_handle,
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/* object */
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new sample()
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);
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/* loop through each element of the array and check the working of strncmp() */
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$counter = 1;
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for($index = 0; $index < count($lengths); $index ++) {
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$len = $lengths[$index];
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echo "-- Iteration $counter --\n";
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var_dump( strncmp($str1, $str2, $len) );
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$counter ++;
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}
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fclose($file_handle);
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echo "*** Done ***\n";
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?>
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--EXPECTF--
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*** Test strncmp() function: by supplying all types for 'len' ***
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Notice: Undefined variable: undefined_var in %s on line %d
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Notice: Undefined variable: unset_var in %s on line %d
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-- Iteration 1 --
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int(0)
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-- Iteration 2 --
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int(0)
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-- Iteration 3 --
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int(0)
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-- Iteration 4 --
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int(0)
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-- Iteration 5 --
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int(0)
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-- Iteration 6 --
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int(0)
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-- Iteration 7 --
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int(0)
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-- Iteration 8 --
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int(0)
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-- Iteration 9 --
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int(0)
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-- Iteration 10 --
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int(0)
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-- Iteration 11 --
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Warning: strncmp() expects parameter 3 to be long, array given in%s on line %d
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NULL
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-- Iteration 12 --
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Warning: strncmp() expects parameter 3 to be long, array given in%s on line %d
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NULL
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-- Iteration 13 --
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Warning: strncmp() expects parameter 3 to be long, array given in%s on line %d
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NULL
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-- Iteration 14 --
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Warning: strncmp() expects parameter 3 to be long, array given in%s on line %d
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NULL
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-- Iteration 15 --
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Warning: strncmp() expects parameter 3 to be long, array given in%s on line %d
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NULL
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-- Iteration 16 --
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int(0)
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-- Iteration 17 --
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int(0)
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-- Iteration 18 --
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int(0)
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-- Iteration 19 --
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int(0)
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-- Iteration 20 --
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int(0)
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-- Iteration 21 --
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int(0)
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-- Iteration 22 --
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Warning: strncmp() expects parameter 3 to be long, string given in%s on line %d
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NULL
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-- Iteration 23 --
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Warning: strncmp() expects parameter 3 to be long, string given in%s on line %d
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NULL
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-- Iteration 24 --
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int(0)
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-- Iteration 25 --
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int(0)
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-- Iteration 26 --
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Warning: strncmp() expects parameter 3 to be long, resource given in%s on line %d
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NULL
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-- Iteration 27 --
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Warning: strncmp() expects parameter 3 to be long, object given in%s on line %d
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NULL
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*** Done ***
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