| Function invocation invokeinvoke_r(C++17)(C++23) Identity function object identity(C++20) |
Reference wrappers reference_wrapper(C++11) refcref(C++11)(C++11) unwrap_referenceunwrap_ref_decay(C++20)(C++20) |
| Operator wrappers plus minus negate multiplies divides modulus bit_and bit_or bit_not(C++14) bit_xor equal_to not_equal_to greater less greater_equal less_equal logical_and logical_or logical_not |
Transparent operator wrappers plus<>(C++14) minus<>(C++14) negate<>(C++14) multiplies<>(C++14) divides<>(C++14) modulus<>(C++14) bit_and<>(C++14) bit_or<>(C++14) bit_not<>(C++14) bit_xor<>(C++14) equal_to<>(C++14) not_equal_to<>(C++14) greater<>(C++14) less<>(C++14) greater_equal<>(C++14) less_equal<>(C++14) logical_and<>(C++14) logical_or<>(C++14) logical_not<>(C++14) |
| Negators not_fn(C++17) Searchers default_searcher(C++17) boyer_moore_searcher(C++17) boyer_moore_horspool_searcher(C++17) |
Constrained comparators ranges::equal_to(C++20) ranges::not_equal_to(C++20) ranges::greater(C++20) ranges::less(C++20) ranges::greater_equal(C++20) ranges::less_equal(C++20) compare_three_way(C++20) |
| Old binders and adaptors |
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| unary_function(until C++17*) binary_function(until C++17*) ptr_fun(until C++17*) pointer_to_unary_function(until C++17*) pointer_to_binary_function(until C++17*) mem_fun(until C++17*) mem_fun_tmem_fun1_tconst_mem_fun_tconst_mem_fun1_t(until C++17*)(until C++17*)(until C++17*)(until C++17*) not1(until C++20*) not2(until C++20*) |
binder1stbinder2nd(until C++17*)(until C++17*) bind1stbind2nd(until C++17*)(until C++17*) mem_fun_ref(until C++17*) mem_fun_ref_tmem_fun1_ref_tconst_mem_fun_ref_tconst_mem_fun1_ref_t(until C++17*)(until C++17*)(until C++17*)(until C++17*) unary_negate(until C++20*) binary_negate(until C++20*) |