Function FormValues

binder_generic.go:273–287

FormValues extracts and parses all values for a form values key as a slice. It returns the typed slice and an error if binding any value fails. Returns ErrNonExistentKey if parameter not found. See ParseValues for supported types and options

(c *Context, key string, opts ...any)

//
// See ParseValues for supported types and options
func FormValues[T any](c *Context, key string, opts ...any) ([]T, error) {
	formValues, err := c.FormValues()
	if err != nil {
		return nil, fmt.Errorf("failed to parse form values, key: %s, err: %w", key, err)
	}
	values, ok := formValues[key]
	if !ok {
		return nil, ErrNonExistentKey
	}
	result, err := ParseValues[T](values, opts...)
	if err != nil {
		return nil, NewBindingError(key, values, "form values", err)
	}
	return result, nil
}

// FormValuesOr extracts and parses all values for a form values key as a slice.
// Returns defaultValue if the parameter is not found.