使用正则表达式按空格分割字符串

public class Main {/** 来 自 时代Java**/

  private String jaText = "this is a test ";



  public Main() {

    String[] fields = jaText.split("\\s", 3);

    for (String field : fields) {

      System.out.printf("Split: %s\n", field);

    }

  }

}