9 Commits

14 changed files with 60 additions and 171 deletions

View File

@@ -1,10 +0,0 @@
<?xml version="1.0" encoding="UTF-8"?>
<classpath>
<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-21">
<attributes>
<attribute name="module" value="true"/>
</attributes>
</classpathentry>
<classpathentry kind="src" path="src"/>
<classpathentry kind="output" path="bin"/>
</classpath>

View File

@@ -1 +0,0 @@
/bin/

View File

@@ -1,17 +0,0 @@
<?xml version="1.0" encoding="UTF-8"?>
<projectDescription>
<name>20260908mission</name>
<comment></comment>
<projects>
</projects>
<buildSpec>
<buildCommand>
<name>org.eclipse.jdt.core.javabuilder</name>
<arguments>
</arguments>
</buildCommand>
</buildSpec>
<natures>
<nature>org.eclipse.jdt.core.javanature</nature>
</natures>
</projectDescription>

View File

@@ -1,2 +0,0 @@
eclipse.preferences.version=1
encoding/<project>=UTF-8

View File

@@ -1,11 +0,0 @@
eclipse.preferences.version=1
org.eclipse.jdt.core.compiler.codegen.targetPlatform=21
org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve
org.eclipse.jdt.core.compiler.compliance=21
org.eclipse.jdt.core.compiler.debug.lineNumber=generate
org.eclipse.jdt.core.compiler.debug.localVariable=generate
org.eclipse.jdt.core.compiler.debug.sourceFile=generate
org.eclipse.jdt.core.compiler.problem.enablePreviewFeatures=disabled
org.eclipse.jdt.core.compiler.problem.reportPreviewFeatures=warning
org.eclipse.jdt.core.compiler.release=enabled
org.eclipse.jdt.core.compiler.source=21

View File

@@ -1,8 +0,0 @@
public class Main {
public static void main(String[] args) {
String[] stringChecks = new String[4];
}
}

View File

@@ -1,32 +0,0 @@
import java.util.Scanner;
public class StringCheck {
public static void main(String[] args) {
String[] ClassNames = new String[4];
ClassNames[0] = "いまなにしてる?";
ClassNames[1] = "何も入力されていません";
ClassNames[2] = "投稿文が長すぎます";
ClassNames[3] = "↓↓↓↓↓↓投稿されました↓↓↓↓↓↓";
System.out.println(ClassNames[0]);
System.out.println(ClassNames[1]);
System.out.println(ClassNames[2]);
System.out.println(ClassNames[3]);
Scanner sc = new Scanner(System.in);
String str = sc.nextLine().strip();
System.out.println(str);
}
}

View File

@@ -1,10 +0,0 @@
<?xml version="1.0" encoding="UTF-8"?>
<classpath>
<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-21">
<attributes>
<attribute name="module" value="true"/>
</attributes>
</classpathentry>
<classpathentry kind="src" path="src"/>
<classpathentry kind="output" path="bin"/>
</classpath>

View File

@@ -1 +0,0 @@
/bin/

View File

@@ -1,17 +0,0 @@
<?xml version="1.0" encoding="UTF-8"?>
<projectDescription>
<name>Java_project</name>
<comment></comment>
<projects>
</projects>
<buildSpec>
<buildCommand>
<name>org.eclipse.jdt.core.javabuilder</name>
<arguments>
</arguments>
</buildCommand>
</buildSpec>
<natures>
<nature>org.eclipse.jdt.core.javanature</nature>
</natures>
</projectDescription>

View File

@@ -1,2 +0,0 @@
eclipse.preferences.version=1
encoding/<project>=UTF-8

View File

@@ -1,11 +0,0 @@
eclipse.preferences.version=1
org.eclipse.jdt.core.compiler.codegen.targetPlatform=21
org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve
org.eclipse.jdt.core.compiler.compliance=21
org.eclipse.jdt.core.compiler.debug.lineNumber=generate
org.eclipse.jdt.core.compiler.debug.localVariable=generate
org.eclipse.jdt.core.compiler.debug.sourceFile=generate
org.eclipse.jdt.core.compiler.problem.enablePreviewFeatures=disabled
org.eclipse.jdt.core.compiler.problem.reportPreviewFeatures=warning
org.eclipse.jdt.core.compiler.release=enabled
org.eclipse.jdt.core.compiler.source=21

View File

@@ -1,49 +0,0 @@
import java.util.Scanner;
public class StringCheck {
public static void main(String[] args) {
int counter = 0;
while(true) {
if(counter <= counter++)
counter++;
String[] comment = new String[4];
comment[0] = "いまなにしてる?";
comment[1] = "何も入力されていません";
comment[2] = "投稿文が長すぎます";
comment[3] = "↓↓↓↓↓↓ 投稿されました ↓↓↓↓↓↓";
//for(int i = 0; i < comment.length; i++) {
// System.out.println((i+1) + "番目:" + comment[i]);
//}
System.out.println(comment[0]);
Scanner scanner = new Scanner(System.in);
String text = scanner.next();
String str = text.strip();
System.out.println("\n" + comment[3]);
System.out.println(str);
boolean isEmpty = str.isEmpty();
System.out.println(isEmpty);
int strLength = str.length();
System.out.println(strLength + "文字");
boolean isRange = strLength > 140;
System.out.println(isRange);
System.out.println(140 - str.length());
}
}
}

View File

@@ -0,0 +1,60 @@
import java.util.Scanner;
public class StringCheck {
public static void main(String[] args) {
// 初期化・宣言
String[] classNames = {
"いまなにしてる?",
"何も入力されていません",
"投稿文が長すぎます",
"↓↓↓↓↓↓ 投稿されました ↓↓↓↓↓↓",
};
//標準入力から1行分の文字列を読み込む
Scanner scan = new Scanner(System.in);
String str = "";
while (true) {
System.out.println(classNames[0]);
str = scan.nextLine();
// 前後の空白を除去した文字列
String trimmed = str.strip();
// 文字列の長さを取得
int length = trimmed.length();
// 空字判定(空白だけも含む)
boolean isEmpty = (length == 0);
// 文字数超過判定
boolean isOverLimit = (length > 140);
// 残り入力可能文字数
int a = (140 - length);
// if文による検証ロジック
if (isEmpty) {
System.out.println(classNames[1]);
continue;
}
if (isOverLimit) {
System.out.println(classNames[2]);
continue;
}
System.out.println();
System.out.println(classNames[3]);
//読み込んだ文字列の前後にある空白文字を除去
System.out.println(str.strip());
break;
}
}
}