parsekit_compile_string
(PECL parsekit >= 0.2.0)
parsekit_compile_string — Compile a string of PHP code and return the resulting op array
Beschreibung
$phpcode
[, array &$errors
[, int $options = PARSEKIT_QUIET
]] ) : arrayDiese Funktion ist EXPERIMENTELL. Das Verhalten, der Funktionsname und alles Andere, was hier dokumentiert ist, kann sich in zukünftigen PHP-Versionen ohne Ankündigung ändern. Seien Sie gewarnt und verwenden Sie diese Funktion auf eigenes Risiko.
Parameter-Liste
-
phpcode -
A string containing phpcode. Similar to the argument to eval().
-
errors -
A 2D hash of errors (including fatal errors) encountered during compilation. Returned by reference.
-
options -
One of either
PARSEKIT_QUIETorPARSEKIT_SIMPLE. To produce varying degrees of verbosity in the returned output.
Rückgabewerte
Returns a complex multi-layer array structure as detailed below.
Beispiele
Beispiel #1 parsekit_compile_string() example
<?php
$ops = parsekit_compile_string('
echo "Foo\n";
', $errors, PARSEKIT_QUIET);
var_dump($ops);
?>
Das oben gezeigte Beispiel erzeugt folgende Ausgabe:
array(20) {
["type"]=>
int(4)
["type_name"]=>
string(14) "ZEND_EVAL_CODE"
["fn_flags"]=>
int(0)
["num_args"]=>
int(0)
["required_num_args"]=>
int(0)
["pass_rest_by_reference"]=>
bool(false)
["uses_this"]=>
bool(false)
["line_start"]=>
int(0)
["line_end"]=>
int(0)
["return_reference"]=>
bool(false)
["refcount"]=>
int(1)
["last"]=>
int(3)
["size"]=>
int(3)
["T"]=>
int(0)
["last_brk_cont"]=>
int(0)
["current_brk_cont"]=>
int(-1)
["backpatch_count"]=>
int(0)
["done_pass_two"]=>
bool(true)
["filename"]=>
string(17) "Parsekit Compiler"
["opcodes"]=>
array(3) {
[8594800]=>
array(5) {
["opcode"]=>
int(40)
["opcode_name"]=>
string(9) "ZEND_ECHO"
["flags"]=>
int(768)
["op1"]=>
array(3) {
["type"]=>
int(1)
["type_name"]=>
string(8) "IS_CONST"
["constant"]=>
&string(4) "Foo
"
}
["lineno"]=>
int(2)
}
["859484C"]=>
array(6) {
["opcode"]=>
int(62)
["opcode_name"]=>
string(11) "ZEND_RETURN"
["flags"]=>
int(16777984)
["op1"]=>
array(3) {
["type"]=>
int(1)
["type_name"]=>
string(8) "IS_CONST"
["constant"]=>
&NULL
}
["extended_value"]=>
int(0)
["lineno"]=>
int(3)
}
[8594898]=>
array(4) {
["opcode"]=>
int(149)
["opcode_name"]=>
string(21) "ZEND_HANDLE_EXCEPTION"
["flags"]=>
int(0)
["lineno"]=>
int(3)
}
}
}
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