Php/docs/internals2.opcodes.unset-obj

From Get docs

UNSET_OBJ

PHP code

<?php/* * Unset the property of the current object (this) and store the original value into "result". * opcode number: 76 */$obj = new A();unset($obj->num);?>

PHP opcodes

Function name: (null)

Compiled variables: !0=$obj

line # op fetch ext return operands
6 0 ZEND_FETCH_CLASS     :0 'A'
  1 NEW     $1 :0
  2 DO_FCALL_BY_NAME   0    
  3 ASSIGN       !0,$1
7 4 UNSET_OBJ     $4 !0,'num'
8 5 RETURN       1