3段階サンプルコードにて完成
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@@ -1,20 +1,32 @@
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package lesson1;
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import java.util.Scanner;
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public class StringCheck {
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public static void main(String[] args) {
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public static void main(String[] args) {
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String[] comment = new String[4];
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comment[0] = "いまなにしてる?";
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comment[1] = "何も入力されていません";
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comment[2] = "投稿文が長すぎます";
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comment[3] = "↓↓↓↓↓↓ 投稿されました ↓↓↓↓↓↓";
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String[] str = new String[4]; //
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System.out.println(comment[0]);
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Scanner scanner = new Scanner(System.in);
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String text = scanner.next();
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String str = text.strip();
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System.out.println("\n" + comment[3]);
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System.out.println(str);
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str[0] = "いまなにしてる?";
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str[1] = "何も入力されていません";
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str[2] = "投稿文が長すぎます";
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str[3] = "↓↓↓↓↓↓ 投稿されました ↓↓↓↓↓↓";
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boolean isEmpty = str.isEmpty();
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System.out.println(isEmpty);
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String[] line = new String[4];
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System.out.println(line);
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int strLength = str.length();
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System.out.println(strLength + "文字");
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String line1 = " 今日は晴れ ";
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System.out.println(line1.trim());
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boolean isRange = strLength > 140;
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System.out.println(isRange);
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System.out.println(140 - str.length());
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}
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}
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}
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}
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