Java瀛瑕浜瑙ｇ10涓娉缁

璇璇锛璇灏辨瑷娉姹璇姹璇璇锛辫辫璇锛濡涓璇ｄ烘ョ瀛瑕涓跺氨璇瑕涓跺氨娑╅炬瑕瀛浣跨Java璇灏辫靛Java璇瑙锛瑕涓朵绋搴氨涓Java绋搴涓㈣瀛Java介瑕娉ㄦ璇瑙

1Java涓哄澶у

绫诲棣瀛姣蹇椤诲ぇ锛ㄩ┘宄板藉娉锛姣涓璇棣瀛姣澶у锛渚濡锛MyFirstJavaProgram锛

2绫诲婧浠跺蹇椤讳淬

渚濡涓㈢绋搴

public class FirstJava{

public static void main(String [] arg0){

System.out.println("My First Java File"); //杈轰璇:My First Java File

}

}

绫诲FirstJava锛ｄ浣淇瀛婧绋搴浠跺涓FirstJava.java

3规藉

澶у借锛涓ヨ芥涓涓璇灏锛㈢璇杩ㄩ┘宄板藉娉锛渚濡锛getValue()锛setValue(int value)锛

4藉

澶у借锛涓芥涓涓璇灏濡ㄥ甯搁ㄩㄥ璇借澶у锛渚濡锛public static int VALUE = 10锛public static final int VALUE = 10锛

5规板藉

规板ぇ灏借锛涓芥涓涓璇灏锛

6ュ规

Java绋搴ュpublic static void main(String [] arg0)规锛浠ョ绋搴芥main规璧凤

7娉ㄦ琛

Java绋搴腑";"琛ㄧず浣杩璇璇村浜锛涓璇璇村浜灏卞璧蜂琛锛涓瑕崇绾稿

8Java璇绗

Java涓瀛(绫诲规甯搁)缁绉颁负璇绗充璇绗浠ヤ归瑕娉ㄦ

璇绗ぇ灏锛

璇绗藉璇ヤ互瀛姣锛A-Za-z锛,缇绗$锛涓绾匡_锛寮濮 锛棣瀛绗浠ユ换浣瀛绗缁锛

Java抽涓界ㄤ璇绗 锛

渚濡锛

娉璇绗妇渚锛age$salary_value__1_value

娉璇绗妇渚锛123abc-salary#name25nameclass&timeif

9Java涓娉ㄩ

娉ㄩ灏辨╄绋搴逛究璇伙娉ㄩㄥ浼琚Java缂璇ㄥ拷ユ娉ㄩ涓哄琛娉ㄩ锛"//"""锛澶琛娉ㄩ锛/** .........*/锛锛

/**

* 绋搴ュ规锛杩涓琛娉ㄩ锛

*/

public static void main(String[] args) {

System.out.println();// 颁璇锛杩琛娉ㄩ锛

}

10Java涓绌鸿

绌鸿浼琚璇ㄥ拷ワㄧ┖琛澶负浜璁╃搴存璇汇

荤锛浠ｇ瑕存璇伙璁╄繁汉界寰寰瑕杩芥浜轰璇存繁浠ｇ杩涓ラ锛濡浣杩疯涓洪ｄ娌℃杩澶灏浠ｇㄥ伐浣涓跺浣寰澶椤圭瀹涓涓涓涓浣澶存圭涓涓」bug杩涓跺濡浣浠ｇ涓存涔娌℃娣诲娉ㄩ璇浣浣锛杩涔绋搴浜轰滑涓涓缓璁

瀛Java瀛敞锛锛锛

瀛杩绋涓颁涔宠瀛璧婧璇锛娆㈣Java瀛浜ゆ缇わ缇ゅ锛232300090挎澶躲 浠璧峰Java锛