SPFLite - V3.0.24069 2024-03-09

num-var = Get_LPtr(line-ref)

Operands:

line-ref

a line reference. This could be a line number as it is displayed on the screen, or a line label (.HERE, .THERE, etc.)

If the line reference is a simple line number, the line-ref value may be specified either as a string expression or as a numeric expression.

Returns:

If the line reference is valid, the associated line pointer is returned; RC is set to 0 and Msg$ set to "" (null)

If the line reference is invalid, 0 (zero) is returned,  RC is set to 8, and Msg$ is set to an error message.