String str = String.join(",", list);// StringUtils.join(list, ",");System.out.println("String.join() 转化后的字符串 : " + str);} 打印输出结果:String.join() 转化后的字符串 : 张三,李四,王五,赵六 方式三: Collctors.joining()将分隔符、前缀和后缀作为参数。此方法将列表转换为具有给定...
List<String > 转换成 String : 迭代List的每个子项,将他们用“,”隔开,拼接最好是要用StringBuilder 或者StringBuffer 来完成,当然'String =' 也是可以的: public staticStringlistToString(List<String> list){if(list==null){return null;} StringBuilder result =newStringBuilder();booleanfirst =true;//第一...
1、string转换成string[]数组 1stringstr ="aaa,bbb,ccc,dddd";2string[] strs = str.Split(','); 2、string[]数组转换成List<string> 1string[] str={"str","string","abc"};2List<string> list=newList<string>(str); 3、List<string>转换成string[]数组 1List<string> list=newList<string>...
List<string>存放的是多个string变量,所以转化的话一般是转换成string[]。转换过程就是一个一个赋值。方法如下:public string[] listConvertToArray(List<string> strList) { string[] strArray = new string[strList.Count]; for (int i = 0; i < strList.Count; i++) { ...
1.把List<string>里的集合转换成字符串: List<string> names =newList<string>(){"ccc","xxx","aaa","bbbb"}; names.Sort();varresult =String.Join(",", names.ToArray()); Console.Write(result);2.字符串怎样转为List<string>集合:strings ="1,2,3"; ...
List<String>和String相互转换,List<String>转String StringMessage="";for(Stringmsg:message){Message=Message.concat(msg);}String转List<String>importjava.util.ArrayList;importjava.util.List;publi
public static void main(String args) { // creating a list with strings. List<String> list = Arrays.asList("One", "Two", "Three", "Four", "Five"); // using java 8 Collectors.joining with delimiter, prefix and suffix String joiningString = StringUtils.join(list, "^"); ...
publicstaticvoidmain(String[]args){List<String>strlist=newArrayList<String>();strlist.add("sdfs1"...
有关文档,请参阅here,请注意,您还可以调用此方法,使其填充传递的数组,而不仅仅是使用它来确定要...