Java 执行控制流程

Java ಗᤈഴګၞᑕ

Java Ӿጱഴګၞᑕٌਫ޾C Ӟ໏҅ࣁJava Ӿ҅ၞᑕഴګտၿ۱ک݊ೡif-else̵while̵do-while̵ for̵return̵break ݙᭌೠ᧍݊զswitch ̶ӥᶎզྌᬰᤈړຉ

ݙ๵կ᧍

๵կ᧍ݢݙ໑ഝӧݶጱ๵կಗᤈӧݶጱ᧍ݙ̶۱ೡif ๵կ᧍ݙӨ switch ̶ݙඪ᧍ړग़

if ݙ๵կ᧍

if ᧍ݢݙզܔᇿڣෙᤒᬡୗጱᕮຎ҅ᤒᐏᤒᬡጱಗᤈᕮຎֺ҅ই

1int a = 10;

2if(a > 10){ 3return true;

4} 5return false;

if...else ݙ๵կ᧍

if զӨݢᬮݙ᧍ else ᬳአ҅᭗ଉᤒሿԅইຎჿ᪃຤ᐿ๵կ҅੪ᬰᤈ຤ᐿ॒ቘ҅ڞވ੪ᬰᤈݚӞᐿ॒ ቘ̶

1int a = 10;

2int b = 11;

3if(a >= b){ 4System.out.println("a >= b");

5}else{ 6System.out.println("a < b");

7}

if ጱݸ () ٖጱᤒᬡୗ஠ᶳฎboolean ࣳጱ̶ইຎԅtrue҅ಗᤈڞif Ҕইຎԅݙ᧍ݳጱ॔ݸfalse҅ಗڞ ᤈ else ̶ݙ᧍ݳጱ॔ݸ

if...else if ݙඪ᧍ړग़

ӤᶎӾጱ if...else ฎړܔඪ޾ӷӻړඪጱڣෙ҅ইຎํग़ӻڣෙ๵կ҅੪ᵱᥝֵአif...else if

1int x = 40;

2if(x > 60) { 3System.out.println("xጱ꧊य़ԭ60");

4} else if (x > 30) { 5System.out.println("xጱ꧊य़ԭ30֕ੜԭ60");

6} else if (x > 0) { 7System.out.println("xጱ꧊य़ԭ0֕ੜԭ30");

8} else { 9System.out.println("xጱ꧊ੜԭᒵԭ0");

10}