FETCH_OBJ_W

PHP code

<?php
/*
 * Fetch an object from the property of this object and write to the property of the fectched object.
 * opcode number: 85
 */
$foo = new stdclass;
$foo->bar = new stdclass;
$foo->bar->baz = 'quix';
?>

PHP opcodes

Function name: (null)

Compiled variables: !0 = $foo

line # op fetch ext return operands
6 0 ZEND_FETCH_CLASS   4 :0 'stdclass'
  1 NEW       :0
  2 DO_FCALL_BY_NAME   0    
  3 ASSIGN       !0
7 4 ZEND_FETCH_CLASS   4 :5 'stdclass'
  5 NEW       :5
  6 DO_FCALL_BY_NAME   0    
  7 ZEND_ASSIGN_OBJ       !0, 'bar'
  8 ZEND_OP_DATA        
8 9 FETCH_OBJ_W       !0, 'bar'
  10 ZEND_ASSIGN_OBJ       'baz'
  11 ZEND_OP_DATA       'quix'
9 12 RETURN       1
相关文章
php opcode descriptions and examples fetch dim isphp opcode descriptions and examples fetch dim rphp opcode descriptions and examples fetch dim rwphp opcode descriptions and examples fetch dim tmp varphp opcode descriptions and examples fetch dim unsetphp opcode descriptions and examples fetch dim wphp opcode descriptions and examples fetch func argphp opcode descriptions and examples fetch obj func argphp opcode descriptions and examples fetch obj isphp opcode descriptions and examples fetch obj rphp opcode descriptions and examples fetch obj rwphp opcode descriptions and examples fetch obj unsetphp opcode descriptions and examples fetch obj wphp opcode descriptions and examples fetch unsetphp opcode descriptions and examples fetch wphp opcode descriptions and examples isset isempty dim objphp opcode descriptions and examples isset isempty prop objphp opcode descriptions and examples post dec objphp opcode descriptions and examples post inc objphp opcode descriptions and examples pre dec obj
关注编程学问公众号