prolog_stack:print_prolog_backtrace/2

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Predicate print_prolog_backtrace/2

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swipl
- library

print_prolog_backtrace(+Stream, +Backtrace) is det

print_prolog_backtrace(+Stream, +Backtrace, +Options) is det

Print a stacktrace in human readable form to Stream. Options is an option list that accepts:

subgoal_positions(+Boolean): If true, print subgoal line numbers. The default depends on the Prolog flag backtrace_show_lines.

Arguments:

Backtrace - is a list of frame(Depth,Location,Goal) terms.