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Dokumen ini menggunakan Manual laman web PHP Cina Lepaskan
<?php
// 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 ; ++ $x ) {
echo "hello world\n" ;
}
}
?>
Function name: (null)
Compiled variables: !0=$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 |