Apache C++ Standard Library Reference Guide

## Predicates

- Local Index
- Summary
- See Also
- Standards Conformance

### Local Index

No Entries

### Summary

A function or function object that returns a value testable as `true`

### See Also

Negators, unary_negate, binary_negate, Operators, greater, less, greater_equal, less_equal, logical_and, logical_or, logical_not, binary_function, unary_function, plus, minus, multiplies, divides, modulus

### Standards Conformance

ISO/IEC 14882:1998 -- International Standard for Information Systems -- Programming Language C++, Section 25 -7-