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50鱼币
- public class Test5 {
- public static void main(String[] args) {
- String[] arrayOfString = {"fkhsdf", "hdfsdf"};
- String str = null;
- String str1;
- firstString(arrayOfString, str);
- System.out.println(str);
- firstString(arrayOfString, str2);
- }
- public static void firstString(String[] arrayOfString, String str) {
- str = arrayOfString[0];
- System.out.println(arrayOfString[0]);
- System.out.println(str);
- }
- }
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求助大神帮忙
可以这样:
- public class Test5 {
-
- public static void main(String[] args) {
- String[] arrayOfString = {"fkhsdf", "hdfsdf"};
- StringBuffer str=new StringBuffer();
- //String str1;
- firstString(arrayOfString, str);
- System.out.println(str);
- //firstString(arrayOfString, str);
- }
- public static void firstString(String[] arrayOfString, StringBuffer str) {
- str.append(arrayOfString[0]);
- System.out.println(arrayOfString[0]);
- System.out.println(str);
- }
- }
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