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Description
Wrapper for other answer evaluators. It insists that a string is part of the answer to be marked right.
Syntax
must_include(ans_evaluator, required_string)
Params
ans_evaluator: answer evaluator
required_string: string
Action
checks answer string -- answer is marked wrong unless $str is present
Returns
new answer evaluator
Notes
Bug?: Should also allow an error message to be specified
See Also
must_have_filter;
Macro Definition File
PGasu.pl
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