PromiseLike
interface PromiseLike<T> {
then<TResult1 = T, TResult2 = never>(
onfulfilled?: null | ((value: T) => TResult1 | PromiseLike<TResult1>),
onrejected?: null | ((reason: any) => TResult2 | PromiseLike<TResult2>),
): PromiseLike<TResult1 | TResult2>;
}
then<TResult1 = T, TResult2 = never>(
onfulfilled?: null | ((value: T) => TResult1 | PromiseLike<TResult1>),
onrejected?: null | ((reason: any) => TResult2 | PromiseLike<TResult2>),
): PromiseLike<TResult1 | TResult2>;
}
Type Parameters
- T
Index
Methods
Methods
then
then<TResult1 = T, TResult2 = never>(
onfulfilled?: null | ((value: T) => TResult1 | PromiseLike<TResult1>),
onrejected?: null | ((reason: any) => TResult2 | PromiseLike<TResult2>),
): PromiseLike<TResult1 | TResult2>Type Parameters
- TResult1 = T
- TResult2 = never
Parameters
Optionalonfulfilled: null | ((value: T) => TResult1 | PromiseLike<TResult1>)The callback to execute when the Promise is resolved.
Optionalonrejected: null | ((reason: any) => TResult2 | PromiseLike<TResult2>)The callback to execute when the Promise is rejected.
Returns PromiseLike<TResult1 | TResult2>
A Promise for the completion of which ever callback is executed.
Attaches callbacks for the resolution and/or rejection of the Promise.