/*
 * Copyright (c) 2022-2024 Huawei Device Co., Ltd.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

function main(): void {
    let str: String = "hello\nworld\n";
    let a: String = "abc";
    let b: String = "ace";
    let c: String = "abc";
    let n2: int = 41;
    let n3: long = 42;
    let n4: float = 43.43;
    let n5: double = 44.44;
    console.print(str);
    console.println();
    console.print(str.charAt(2));
    console.println();
    console.print(str.length as int);
    console.println();
    console.print(a.equals(b));
    console.println();
    console.print(a.equals(c));
    console.println();
    console.print(b.equals(c));
    console.println();
    console.print(n2);
    console.println();
    console.print(n3);
    console.println();
    console.print(n4);
    console.println();
    console.print(n5);
    console.println();

    let s1: String = "Why ";
    let s2: String = "not";
    let sbr: StringBuilder = new StringBuilder(s1);
    sbr.append(s2);
    let quest: char = c'?';
    sbr.append(quest);
    sbr.append(" Hm.\n");
    sbr.append(1);
    sbr.append(c'\n');
    sbr.append(2.11);
    console.print(sbr.toString());
    console.println();
}