/* * Copyright (c) Facebook, Inc. and its affiliates. * * This source code is licensed under the MIT license found in the * LICENSE file in the root directory of this source tree. */ class StringTest { String mId; int indexof_linear(String m) { return m.indexOf('_'); } int indexof_from_linear(String m, int j) { return m.indexOf('_', j); } int indexof_quadratic(String m, String n) { return m.indexOf(n); } int indexof_constant(String n) { String m = "hi"; return m.indexOf('i'); } public String index_substring_linear() { int index = indexof_linear(mId); return mId.substring(0, index); } }