List<String>?转换为String[]常用方法_JAVA_编程开发_程序员俱乐部

package test;

?

import java.util.ArrayList;

import java.util.List;

?

public class Test {

?public static void main(String[] args) {

List<String> list = new ArrayList<String>();

list.add("a");

list.add("b");

list.add("c");

String[] str = new String[list.size()];

String[] aa = (String[]) list.toArray(str);

for(int i =0 ;i<aa.length;i++){

System.out.println(aa[i]);

}

?}

}

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