| Server IP : 79.136.114.73 / Your IP : 3.144.7.9 Web Server : Apache/2.4.7 (Ubuntu) PHP/5.5.9-1ubuntu4.29 OpenSSL/1.0.1f System : Linux b8009 3.13.0-170-generic #220-Ubuntu SMP Thu May 9 12:40:49 UTC 2019 x86_64 User : www-data ( 33) PHP Version : 5.5.9-1ubuntu4.29 Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority, MySQL : ON | cURL : ON | WGET : ON | Perl : ON | Python : ON | Sudo : ON | Pkexec : ON Directory : /proc/self/root/home/b8009/php-5.6.22/ext/standard/tests/array/ |
Upload File : |
--TEST--
Test key() function : usage variations
--FILE--
<?php
/* Prototype : mixed key(array $array_arg)
* Description: Return the key of the element currently pointed to by the internal array pointer
* Source code: ext/standard/array.c
*/
/*
* Test how the internal pointer is affected when two variables are referenced to each other
*/
echo "*** Testing key() : usage variations ***\n";
$array1 = array ('zero', 'one', 'two');
echo "\n-- Initial position of internal pointer --\n";
var_dump(key($array1));
// Test that when two variables are referenced to one another
// the internal pointer is the same for both
$array2 = &$array1;
next($array1);
echo "\n-- Position after calling next() --\n";
echo "\$array1: ";
var_dump(key($array1));
echo "\$array2: ";
var_dump(key($array2));
?>
===DONE===
--EXPECTF--
*** Testing key() : usage variations ***
-- Initial position of internal pointer --
int(0)
-- Position after calling next() --
$array1: int(1)
$array2: int(1)
===DONE===