java運(yùn)行異常的示例
NullPointerException:空指針異常類
示例:
package com.darkmi.basic;
public class Test {
public static void main(String[] args) {
System.out.println(toUpper(null));
}
public static String toUpper(String str){
return str.toUpperCase();
}
}
異常信息如下:Exception in thread "main" java.lang.NullPointerException
at com.darkmi.basic.Test.toUpper(Test.java:11)
at com.darkmi.basic.Test.main(Test.java:6)
ArrayIndexOutOfBoundsException:數(shù)組下標(biāo)越界異常
示例:
package com.darkmi.basic;
public class Test {
public static void main(String[] args) {
int[] a = {0,1,2,3};
System.out.println(a[4]);
}
}
【java運(yùn)行異常的示例】相關(guān)文章:
java運(yùn)行異常示例02-07
java運(yùn)行異常分析09-08
Java 異常處理12-22
Java的異常處理及應(yīng)用03-12
Java開(kāi)發(fā)的異常框架12-07
java封裝產(chǎn)品異常的代碼06-17
Java異常處理語(yǔ)句及解析08-02
Java編程學(xué)習(xí)示例12-12