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## Function operator!=

boost::logic::operator!= — Compare tribools for inequality.

## Synopsis

    tribool operator!=(tribool x, tribool y);
    tribool operator!=(tribool x, bool y);
    tribool operator!=(bool x, tribool y);
    tribool operator!=(indeterminate_keyword_t, tribool x);
    tribool operator!=(tribool x, indeterminate_keyword_t);

## Description

Returns: | the result of comparing two tribool values for inequality, according to the following table:
`!=` | false | true | indeterminate
false | false | true | indeterminate
true | true | false | indeterminate
indeterminate | indeterminate | indeterminate | indeterminate
Throws: | Will not throw.

| Copyright © 2002-2004 Douglas Gregor