Identifiers and reserved words

1) Variable identifiers

The first character must be an alphabetic (A-Z, a-z) or an underscore character "_". Subsequent characters can be alphabetic, underscore or numeric (0-9). Variable identifiers are not case sensitive. The maximum length is 32.

Example:
    VARIABLE
    _flag

2) Label identifiers

Label identifiers consist of alphabetic, underscore or numeric characters, and are not case sensitive. The maximum length is 32.

Example:
    label1
    100

3) Reserved words

The following words are reserved:

[Command]
    bplusrecv, bplussend, changedir... (see the command list)

[Operator]
    and, not, or, xor

[System variable]
    groupmatchstr1, groupmatchstr2, groupmatchstr3, groupmatchstr4, groupmatchstr5,
    groupmatchstr6, groupmatchstr7, groupmatchstr8, groupmatchstr9, inputstr,
    matchstr, param2, param3, param4, param5, param6, param7, param8, param9,
    result, timeout, mtimeout