Description Usage Arguments Examples
Return value X (TRUE by default) unless the variable is defined. If defined, it returns the variable.
1 | UnlessSpec(NameOfaVariable, def = TRUE)
|
NameOfaVariable |
Name of a possibly defined variable to be tested. |
def |
Default return value |
1 | UnlessSpec("xsadasf32", 2); Num=22; UnlessSpec("Num", 1); UnlessSpec("c", 333)
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