combine() [1/2]

template<typename result_t , typename... arguments_t>

static delegate xtd::delegate< result_t(arguments_t...)>::combine ( const std::vector< delegate< result_t(arguments_t...)> > &  delegates )

inlinestaticnoexcept

Concatenates the invocation lists of an array of delegates.

Parameters

delegates

The array of delegates to combine.

Returns

Delegate A new delegate with an invocation list that concatenates the invocation lists of the delegates in the delegates array. Returns null if delegates is null, if delegates contains zero elements, || if every entry in delegates is null.

Remarks

If the delegates array contains entries that are null, those entries are ignored.

The invocation list can contain duplicate entries; that is, entries that refer to the same method on the same object.