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try-catch-finally 中哪个部分可以省略?
catch 和 finally 语句块可以省略其中一个。
package constxiong.interview;
public class TestOmitTryCatchFinally {
public static void main(String[] args) {
omitFinally();
omitCatch();
}
/**
* 省略finally 语句块
*/
public static void omitFinally() {
try {
int i = 0;
i += 1;
System.out.println(i);
} catch (Exception e) {
e.printStackTrace();
}
}
/**
* 省略 catch 语句块
*/
public static void omitCatch() {
int i = 0;
try {
i += 1;
} finally {
i = 10;
}
System.out.println(i);
}
}
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