Method setLength

array.go:129–135

(v uint32, throw bool)

}

func (a *arrayObject) setLength(v uint32, throw bool) bool {
	if !a.lengthProp.writable {
		a.val.runtime.typeErrorResult(throw, "length is not writable")
		return false
	}
	return a._setLengthInt(v, throw)
}

func (a *arrayObject) getIdx(idx valueInt, receiver Value) Value {
	prop := a.getOwnPropIdx(idx)