String之trim的用法

String之trim的用法

package day01;
/**
 * String trim()
 * 去除当前字符串两边的空白字符
 * @author kaixu
 *
 */
public class StringDemo5 {

	public static void main(String[] args) {
		String str = "  Hello  ";
		String trim = str.trim();
		System.out.println(str);
		System.out.println(trim);
	}

}