Method push

packages/formik/src/FieldArray.tsx:33–33

Imperatively add a value to the end of an array

(obj: X)

export interface ArrayHelpers<T extends any[] = any[]> {
  /** Imperatively add a value to the end of an array */
  push<X extends T[number] = T[number]>(obj: X): void;
  /** Curried fn to add a value to the end of an array */
  handlePush<X extends T[number] = T[number]>(obj: X): () => void;
  /** Imperatively swap two values in an array */