LocalTime compareTo() 方法在 Java 中
在 Java 中,可以使用 LocalTime 类的 compareTo() 方法比较两个 LocalTime 对象。此方法需要一个参数,即要比较的 LocalTime 对象。
如果第一个 LocalTime 对象大于第二个 LocalTime 对象,则返回一个正数;如果第一个 LocalTime 对象小于第二个 LocalTime 对象,则返回一个负数;如果两个 LocalTime 对象相等,则返回零。
演示此方法的程序如下
示例
import java.time.*;
public class Main{
public static void main(String[] args){
LocalTime lt1 = LocalTime.parse("11:37:12");
LocalTime lt2 = LocalTime.parse("23:15:30");
System.out.println("The first LocalTime object is: " + lt1);
System.out.println("The second LocalTime object is: " + lt2);
int val = lt1.compareTo(lt2);
if(val > 0)
System.out.println("
The first LocalTime object is greater than the second LocalTimeobject");
else if(val < 0)
System.out.println("
The first LocalTime object is lesser than the second LocalTimeobject");
else
System.out.println("
The LocalTime objects are equal");
}
}输出
The first LocalTime object is: 11:37:12 The second LocalTime object is: 23:15:30 The first LocalTime object is lesser than the second LocalTime object
现在让我们理解一下上述程序。
首先显示两个 LocalTime 对象。然后使用 compareTo() 方法比较它们,并使用 if else 语句显示结果。演示此方法的代码片段如下
LocalTime lt1 = LocalTime.parse("11:37:12");
LocalTime lt2 = LocalTime.parse("23:15:30");
System.out.println("The first LocalTime object is: " + lt1);
System.out.println("The second LocalTime object is: " + lt2);
int val = lt1.compareTo(lt2);
if(val > 0)
System.out.println("
The first LocalTime object is greater than the second LocalTimeobject");
else if(val < 0)
System.out.println("
The first LocalTime object is lesser than the second LocalTimeobject");
else
System.out.println("
The LocalTime objects are equal");
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