Java璇█姒傝

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1. 鍙橀噺涓庢暟鎹被鍨?/p>

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鏁村瀷锛氬寘鎷琲nt鍜宭ong銆俰nt榛樿涓?2浣嶆暣鏁帮紝鑰宭ong鍒欎负64浣嶏紝閫傜敤浜庡瓨鏀捐緝澶х殑鏁存暟鏁版嵁銆?/p>

娴偣鍨嬶細鏈塮loat鍜宒ouble涔嬪垎銆俧loat鏄崟绮惧害娴偣鏁帮紝鑰宒ouble鍒欐槸鍙岀簿搴︼紝閫氬父鐢ㄤ簬绉戝璁＄畻銆?/p>

瀛楃鍨嬶細char鐢ㄤ簬瀛樻斁鍗曚釜瀛楃锛屾棤璁烘槸绠€鍗曠殑瀛楁瘝鈥楢鈥欙紝杩樻槸澶嶆潅鐨勮〃鎯呯鍙封€橉煒娾€欍€?/p>

甯冨皵鍨嬶細boolean鐢ㄤ簬閫昏緫鍒ゆ柇锛屽彧鏈変袱涓€硷細true鍜宖alse銆?/p>

绀轰緥浠ｇ爜锛?/p>

```java

public class DataTypeExample {

public static void main(String[] args) {

// 鏁村瀷

int age = 25;

long population = 7_900_000_000L;

// 娴偣鍨?/p>

float weight = 70.5f;

double height = 1.78;

// 瀛楃鍨?/p>

char grade = 'A';

// 甯冨皵鍨?/p>

boolean isStudent = true;

// 杈撳嚭鏁版嵁

System.out.println("Age: " + age);

System.out.println("Population: " + population);

System.out.println("Weight: " + weight);

System.out.println("Height: " + height);

System.out.println("Grade: " + grade);

System.out.println("Is Student: " + isStudent);

}

}

```

2. 杩愮畻绗︾殑榄呭姏

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鍒涙剰椤圭洰绀轰緥锛歍urtle Graphics缁樺埗涔嬫梾

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Turtle Graphics鐨勫ゥ濡?/p>

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鍦ㄧ嚎浠ｇ爜缂栬緫鍣ㄧ殑榄呭姏

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鍒涙剰缂栫▼椤圭洰瀹炴垬鎸囧崡

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Java绀惧尯涓庤祫婧愮殑鍔涢噺

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