Java String trim() 方法示例。
java 8object oriented programmingprogramming
String 类的 trim() 方法返回字符串的副本，并省略前导和尾随空格。
示例
import java.lang.*;
public class StringDemo {
public static void main(String[] args) {
// 带有前导和尾随空格的字符串
String str = " This is TutorialsPoint ";
System.out.print("Before trim = ");
System.out.println(".." + str + "..");
// 移除前导和尾随空格
System.out.print("After trim = ");
System.out.println(".." + str.trim() + "..");
}
}
输出
Before trim = .. This is TutorialsPoint .. After trim = ..This is TutorialsPoint..
