The following commands control program flow within command sequences:

    Command                                 Special     Single command arguments
    CTRL_C  Interrupt and exit              Interrupt        -    -    -    - 
    CTRL_G  Break                           Interrupt        -    -    -    - 
    ;SPACE  Skip iteration                                   -    1    2    - 
        ;C  Test condition                                   0    1    2    - 
7.0     @M  Macro arguments                                  -    1    -    - 
         <  Open iteration                                   0    1    -    - 
         >  Close iteration                                  0    1    -    -