| Server IP : 79.136.114.73 / Your IP : 18.189.143.114 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/general_functions/ |
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--TEST--
Test isset() function : basic functionality
--FILE--
<?php
/* Prototype : bool isset ( mixed $var [, mixed $var [, $... ]] )
* Description: Determine if a variable is set and is not NULL
*/
class foo {}
echo "*** Testing isset() : basic functionality ***\n";
$i = 10;
$f = 10.5;
$s = "Hello";
$b = true;
$n = NULL;
echo "Test multiple scalar variables in a group\n";
var_dump(isset($i, $f, $s, $b));
var_dump(isset($i, $f, $s, $b, $n));
echo "Unset a few\n";
unset($i, $b);
echo "Test again\n";
var_dump(isset($i, $f, $s, $b));
echo "\n\nArray test:\n";
$arr = array();
var_dump(isset($var));
var_dump(isset($var[1]));
var_dump(isset($var, $var[1]));
echo "..now set\n";
$var[1] = 10;
var_dump(isset($var));
var_dump(isset($var[1]));
var_dump(isset($var, $var[1]));
?>
===DONE===
--EXPECT--
*** Testing isset() : basic functionality ***
Test multiple scalar variables in a group
bool(true)
bool(false)
Unset a few
Test again
bool(false)
Array test:
bool(false)
bool(false)
bool(false)
..now set
bool(true)
bool(true)
bool(true)
===DONE===