internals2-php-opcodes-php-nop-4

  • Opcode Descriptions and
    Examples

    • NOP

  • NOP

    • NOP

    NOP

    PHP code

    <?php
    /*
     * no operation
     * opcode number: 0
     */
    function A(){}; 
    ?>

    PHP opcodes

    Function name: (null)

    Compiled variables: none

    line # op fetch ext return operands
    6 0 NOP        
    7 1 RETURN       1

    Function name: A

    Compiled variables: none

    line # op fetch ext return operands
    6 0 RETURN       null