SWI-Prolog -- el_line/2

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Predicate el_line/2

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Availability::- use_module(library(editline)).(can be autoloaded)

Source

[det]el_line(+Input:stream, -Line)

Fetch the currently buffered input line. Line is a term line(Before, After), where Before is a string holding the text before the cursor and After is a string holding the text after the cursor.