internals2-php-opcodes-php-isset-isempty-dim-obj-6

  • Opcode Descriptions and
    Examples
  • ISSET_ISEMPTY_DIM_OBJ

  • ISSET_ISEMPTY_DIM_OBJ
  • ISSET_ISEMPTY_DIM_OBJ

    ISSET_ISEMPTY_DIM_OBJ

    PHP code

    <?php
    /*
     * Tests if the entry of an array is set or not.
     * opcode number: 115
     */
    if(isset($a[0])) return 0;
    ?>

    PHP opcodes

    Function name: (null)

    Compiled variables: !0=$a

    line # op fetch ext return operands
    6 0 ZEND_ISSET_ISEMPTY_DIM_OBJ   1 ~0 !0,0
      1 JMPZ       ~0,->4
      2 RETURN       0
      3 JMP       ->4
    7 4 RETURN       1