文字
CASE
PHP code
<?php
$i = 0 ;
switch ( $i ) {
case 0 :
echo "i=0" ;
break;
case 1 :
echo "i=1" ;
break;
case 2 :
echo "i=2" ;
break;
}
?> PHP opcodes
Function name: (null)
Compiled variables: !0=$i
| line | # | op | fetch | ext | return | operands |
|---|---|---|---|---|---|---|
| 6 | 0 | ASSIGN | !0,0 | |||
| 8 | 1 | CASE | ~1 | !0,0 | ||
| 2 | JMPZ | ~1,->6 | ||||
| 9 | 3 | ECHO | 'i%3D0' | |||
| 10 | 4 | BRK | 1 | |||
| 11 | 5 | JMP | ->8 | |||
| 6 | CASE | ~1 | !0,1 | |||
| 7 | JMPZ | ~1,->11 | ||||
| 12 | 8 | ECHO | 'i%3D1' | |||
| 13 | 9 | BRK | 1 | |||
| 14 | 10 | JMP | ->13 | |||
| 11 | CASE | ~1 | !0,2 | |||
| 12 | JMPZ | ~1,->16 | ||||
| 15 | 13 | ECHO | 'i%3D2' | |||
| 16 | 14 | BRK | 1 | |||
| 17 | 15 | JMP | ->16 | |||
| 18 | 16 | RETURN | 1 |