Рекурсивный акроним словосочетания «PHP: Hypertext Preprocessor»
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TICKS
Вернуться к: Opcode Descriptions and Examples
PHP code
<?php
/*
*
* opcode number: 105
*/
// A function that records the time when it is called
function profile()
{
echo "profile function is called\n";
}
// Set up a tick handler
register_tick_function("profile");
// Initialize the function before the declare block
profile();
// Run a block of code, throw a tick every 2nd statement
declare(ticks=2) {
for ($x = 0; $x < 10; ++$x) {
echo "hello world\n";
}
}
?>
PHP opcodes
Function name: (null)
Compiled variables: !0=$x
| line | # | op | fetch | ext | return | operands |
|---|---|---|---|---|---|---|
| 7 | 0 | NOP | ||||
| 13 | 1 | SEND_VAL | 'profile' | |||
| 2 | DO_FCALL | 1 | 'register_tick_function' | |||
| 16 | 3 | DO_FCALL | 0 | 'profile' | ||
| 20 | 4 | ASSIGN | !0,0 | |||
| 5 | IS_SMALLER | ~3 | !0,10 | |||
| 6 | JMPZNZ | 9 | ~3,->13 | |||
| 7 | PRE_INC | !0 | ||||
| 8 | JMP | ->5 | ||||
| 21 | 9 | ECHO | 'hello+world%0A' | |||
| 10 | TICKS | 2 | ||||
| 22 | 11 | TICKS | 2 | |||
| 12 | JMP | ->7 | ||||
| 13 | TICKS | 2 | ||||
| 23 | 14 | TICKS | 2 | |||
| 24 | 15 | RETURN | 1 |
Function name: profile
Compiled variables: none
| line | # | op | fetch | ext | return | operands |
|---|---|---|---|---|---|---|
| 9 | 0 | ECHO | 'profile+function+is+called%0A' | |||
| 10 | 1 | RETURN | null |
Вернуться к: Opcode Descriptions and Examples