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| <H2><functional></H2> |
| <P><B>Library:</B> <A HREF="2-4.html">General utilities</A></P> |
| |
| <PRE><HR><B><I>Header</I></B><HR></PRE> |
| |
| <UL> |
| <LI><A HREF="#sec1">Local Index</A></LI> |
| <LI><A HREF="#sec2">Summary</A></LI> |
| <LI><A HREF="#sec3">Synopsis</A></LI> |
| <LI><A HREF="#sec4">See Also</A></LI> |
| <LI><A HREF="#sec5">Standards Conformance</A></LI> |
| </UL> |
| <A NAME="sec1"><H3>Local Index</H3></A> |
| No Entries |
| <A NAME="sec2"><H3>Summary</H3></A> |
| <P>The header <SAMP><functional></SAMP> is part of the General utilities library of the Standard C++ Library. It defines a number of function objects, helper function templates, and function adapters that are important for the effective use of the library.</P> |
| <A NAME="sec3"><H3>Synopsis</H3></A> |
| |
| <PRE>namespace std { |
| template <class Arg, class Result> |
| struct <SAMP><A HREF="unary-function.html">unary_function</A></SAMP>; |
| template <class Arg1, class Arg2, class Result> |
| struct <SAMP><A HREF="binary-function.html">binary_function</A></SAMP>; |
| |
| template <class T> struct <SAMP><A HREF="plus.html">plus</A></SAMP>; |
| template <class T> struct <SAMP><A HREF="minus.html">minus</A></SAMP>; |
| template <class T> struct <SAMP><A HREF="multiplies.html">multiplies</A></SAMP>; |
| template <class T> struct <SAMP><A HREF="divides.html">divides</A></SAMP>; |
| template <class T> struct <SAMP><A HREF="modulus.html">modulus</A></SAMP>; |
| template <class T> struct <SAMP><A HREF="negate.html">negate</A></SAMP>; |
| |
| template <class T> struct <SAMP><A HREF="equal-to.html">equal_to</A></SAMP>; |
| template <class T> struct <SAMP><A HREF="not-equal-to.html">not_equal_to</A></SAMP>; |
| template <class T> struct <SAMP><A HREF="greater.html">greater</A></SAMP>; |
| template <class T> struct <SAMP><A HREF="less.html">less</A></SAMP>; |
| template <class T> struct <SAMP><A HREF="greater-equal.html">greater_equal</A></SAMP>; |
| template <class T> struct <SAMP><A HREF="less-equal.html">less_equal</A></SAMP>; |
| |
| template <class T> struct <SAMP><A HREF="logical-and.html">logical_and</A></SAMP>; |
| template <class T> struct <SAMP><A HREF="logical-or.html">logical_or</A></SAMP>; |
| template <class T> struct <SAMP><A HREF="logical-not.html">logical_not</A></SAMP>; |
| |
| template <class Predicate> struct <SAMP><A HREF="unary-negate.html">unary_negate</A></SAMP>; |
| template <class Predicate> |
| unary_negate<Predicate> <SAMP><A HREF="not1.html">not1</A></SAMP>(const Predicate&); |
| template <class Predicate> struct <SAMP><A HREF="binary-negate.html">binary_negate</A></SAMP>; |
| template <class Predicate> |
| binary_negate<Predicate> <SAMP><A HREF="not2.html">not2</A></SAMP>(const Predicate&); |
| |
| template <class Operation> class <SAMP><A HREF="bind1st.html">binder1st</A></SAMP>; |
| template <class Operation, class T> |
| binder1st<Operation> <SAMP><A HREF="bind1st.html">bind1st</A></SAMP>(const Operation&, const T&); |
| template <class Operation> class <SAMP><A HREF="bind1st.html">binder2nd</A></SAMP>; |
| template <class Operation, class T> |
| binder2nd<Operation> <SAMP><A HREF="bind1st.html">bind2nd</A></SAMP>(const Operation&, const T&); |
| |
| template <class Arg, class Result> |
| class <SAMP><A HREF="pointer-to-unary-function.html">pointer_to_unary_function</A></SAMP>; |
| template <class Arg, class Result> |
| pointer_to_unary_function<Arg, Result> |
| <SAMP><A HREF="ptr-fun.html">ptr_fun</A></SAMP>(Result (*)(Arg)); |
| template <class Arg1, class Arg2, class Result> |
| class <SAMP><A HREF="pointer-to-binary-function.html">pointer_to_binary_function</A></SAMP>; |
| template <class Arg1, class Arg2, class Result> |
| pointer_to_binary_function<Arg1, Arg2, Result> |
| <SAMP><A HREF="ptr-fun.html">ptr_fun</A></SAMP>(Result (*)(Arg1, Arg2)); |
| |
| template<class S, class T> class <SAMP>mem_fun_t</SAMP>; |
| template<class S, class T, class A> class <SAMP>mem_fun1_t</SAMP>; |
| template<class S, class T> |
| mem_fun_t<S, T> <SAMP><A HREF="mem-fun.html">mem_fun</A></SAMP>(S (T::*)()); |
| template<class S, class T, class A> |
| mem_fun1_t<S, T, A> mem_fun(S (T::*)(A)); |
| template<class S, class T> class <SAMP>mem_fun_ref_t</SAMP>; |
| template<class S, class T, class A> class <SAMP>mem_fun1_ref_t</SAMP>; |
| template<class S, class T> |
| mem_fun_ref_t<S, T> <SAMP><A HREF="mem-fun.html">mem_fun_ref</A></SAMP>(S (T::*)()); |
| template<class S, class T, class A> |
| mem_fun1_ref_t<S, T, A> mem_fun_ref(S (T::*)(A)); |
| |
| template <class S, class T> class const_mem_fun_t; |
| template <class S, class T, class A> class const_mem_fun1_t; |
| template <class S, class T> |
| const_mem_fun_t<S, T> mem_fun(S (T::*)() const); |
| template <class S, class T, class A> |
| const_mem_fun1_t<S, T, A> mem_fun(S (T::*)(A) const); |
| template <class S, class T> class const_mem_fun_ref_t; |
| template <class S, class T, class A> |
| class const_mem_fun1_ref_t; |
| template <class S, class T> |
| const_mem_fun_ref_t<S, T> mem_fun_ref(S (T::*)() const); |
| template <class S, class T, class A> |
| const_mem_fun1_ref_t<S, T, A> mem_fun_ref(S (T::*)(A) |
| const); |
| } |
| </PRE> |
| <A NAME="sec4"><H3>See Also</H3></A> |
| <P><B><I><A HREF="binary-function.html">binary_function</A></I></B>, <B><I><A HREF="unary-function.html">unary_function</A></I></B>, <B><I><A HREF="plus.html">plus</A></I></B>, <B><I><A HREF="minus.html">minus</A></I></B>, <B><I><A HREF="multiplies.html">multiplies</A></I></B>, <B><I><A HREF="divides.html">divides</A></I></B>, <B><I><A HREF="modulus.html">modulus</A></I></B>, <B><I><A HREF="negate.html">negate</A></I></B>, <B><I><A HREF="equal-to.html">equal_to</A></I></B>, <B><I><A HREF="not-equal-to.html">not_equal_to</A></I></B>, <B><I><A HREF="greater.html">greater</A></I></B>, <B><I><A HREF="less.html">less</A></I></B>, <B><I><A HREF="greater-equal.html">greater_equal</A></I></B>, <B><I><A HREF="less-equal.html">less_equal</A></I></B>, <B><I><A HREF="logical-and.html">logical_and</A></I></B>, <B><I><A HREF="logical-or.html">logical_or</A></I></B>, <B><I><A HREF="logical-not.html">logical_not</A></I></B>, <A HREF="negators.html">Negators</A>, <B><I><A HREF="unary-negate.html">unary_negate</A></I></B>, <SAMP><A HREF="not1.html">not1()</A></SAMP>, <B><I><A HREF="binary-negate.html">binary_negate</A></I></B>, <SAMP><A HREF="not2.html">not2()</A></SAMP>, <SAMP><A HREF="bind1st.html">bind1st()</A></SAMP><B><I></I></B>, <SAMP><A HREF="bind1st.html">bind2nd()</A></SAMP><B><I>, binder1st, binder2nd</I></B>, <B><I><A HREF="pointer-to-unary-function.html">pointer_to_unary_function</A></I></B>, <SAMP><A HREF="ptr-fun.html">ptr_fun()</A></SAMP>, <B><I><A HREF="pointer-to-binary-function.html">pointer_to_binary_function</A></I></B>, <B><I>mem_fun, mem_fun_ref</I></B></P> |
| <A NAME="sec5"><H3>Standards Conformance</H3></A> |
| <P><I>ISO/IEC 14882:1998 -- International Standard for Information Systems --Programming Language C++, Section 20.3</I></P> |
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