Java Date Time Java Java API
Class:
java.time.Period
Method:
public boolean isNegative()
This method checks if any of the three units of this period are negative.
Examples
package com.logicbig.example.period;
import java.time.Period;
public class IsNegativeExample {
public static void main(String... args) { Period p = Period.of(100, 10, 20); System.out.println(p);
boolean b = p.isNegative(); System.out.println(b); } }
OutputP100Y10M20D false
package com.logicbig.example.period;
import java.time.Period;
public class IsNegativeExample2 {
public static void main(String... args) { Period p = Period.of(-100, 10, 20); System.out.println(p);
boolean b = p.isNegative(); System.out.println(b); } }
OutputP-100Y10M20D true
package com.logicbig.example.period;
import java.time.Period;
public class IsNegativeExample3 {
public static void main(String... args) { Period p = Period.of(100, 10, 20); System.out.println(p);
boolean b = p.isNegative(); System.out.println(b);
Period p2 = p.negated(); boolean b2 = p2.isNegative(); System.out.println(b2);
} }
OutputP100Y10M20D false true
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