Warning: Undefined variable $a in /users/2021/i2151005/public_html/2022/WebProg/ch05/exam05-02.php on line 10
$a의 값:


Warning: Undefined variable $b in /users/2021/i2151005/public_html/2022/WebProg/ch05/exam05-02.php on line 11
$b의 값:


Warning: Undefined variable $a in /users/2021/i2151005/public_html/2022/WebProg/ch05/exam05-02.php on line 13

Warning: Undefined variable $b in /users/2021/i2151005/public_html/2022/WebProg/ch05/exam05-02.php on line 14

Warning: Decrement on type null has no effect, this will change in the next major version of PHP in /users/2021/i2151005/public_html/2022/WebProg/ch05/exam05-02.php on line 14
$a++, $b-- 실행 후 결과
$a의 값: 1
$b의 값:


Warning: Decrement on type null has no effect, this will change in the next major version of PHP in /users/2021/i2151005/public_html/2022/WebProg/ch05/exam05-02.php on line 21
++$a, --$b 실행 후 결과
$a의 값: 2
$b의 값: