Template:cpp/container/count ord

Returns the number of elements with key that compares equivalent to the specified argument.

@1@ Returns the number of elements with key.

@2@ Returns the number of elements with key that compares equivalent to the value. . It allows calling this function without constructing an instance of.

Return value
Number of elements with key that compares equivalent to or.

Complexity
Logarithmic in the size of the container plus linear in the number of elements found.