How do you compare two longs in Java?

equals() is a built-in function in java that compares this object to the specified object. The result is true if and only if the argument is not null and is a Long object that contains the same long value as this object. It returns false if both the objects are not same.

How do you compare two long variables?

so == operator will check equality of object references.

  1. type cast both objects into primitive values and compare (long)val3 == (long)val4.
  2. read value of object and compare val3.longValue() == val4.longValue()

Can we use == to compare long in Java?

equals() compares values. These two Longs are objects, therefore object references are compared when using == operator. However, note that in Long id1 = 123L; literal value 123L will be auto-boxed into a Long object using Long.

How do you compare years in Java?

The compareTo() method of Year class in Java is used to compare this Year object with another Year object. The comparison of Year object is based on the values of Year. Parameter: This method accepts a single parameter otherYear.

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How do I compare two substrings in Java?

Using String. equals() :In Java, string equals() method compares the two given strings based on the data/content of the string. If all the contents of both the strings are same then it returns true. If any character does not match, then it returns false.

How do you cast long to int?

Let’s see the simple code to convert Long to int in java.

  1. public class LongToIntExample2{
  2. public static void main(String args[]){
  3. Long l= new Long(10);
  4. int i=l.intValue();
  5. System.out.println(i);
  6. }}

How do you compare two primitive long values in Java?

In java:

  1. the == operator tells you if the two operands are the same object (instance).
  2. the . equals() method on Long tells you if they are equal in value.

Which is not keyword in Java?

Note: true , false , and null are not keywords, but they are literals and reserved words that cannot be used as identifiers.

What is long max value in Java?

The data type: Java long. Long is last primitive type related to int, it is stored in 64 bits of memory, which means it can store more values than integer, stores values from (-263) to (263-1). So the Java long max values are -9,223,372,036,854,775,807 and 9,223,372,036,854,775,808.

Can long be null Java?

As primitives(long) can’t be null,It can be converted to wrapper class of that primitive type(ie. Long) and null check can be performed.

How can I compare two date values in Java?

In Java, two dates can be compared using the compareTo() method of Comparable interface. This method returns ‘0’ if both the dates are equal, it returns a value “greater than 0” if date1 is after date2 and it returns a value “less than 0” if date1 is before date2.

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How does Java compare to LocalDate?

LocalDate class is part of java.

Compare LocalDate instances

  1. isAfter(), isBefore() and isEqual() methods. The recommended way to compare two localdate objects is using provided methods which compare both date objects and return a boolean value – true or false. …
  2. LocalDate compareTo() method. …
  3. LocalDate equals() method.

How can I get today date?

Get Current Date and Time: java. text. SimpleDateFormat

  1. import java.text.SimpleDateFormat;
  2. import java.util.Date;
  3. public class CurrentDateTimeExample2 {
  4. public static void main(String[] args) {
  5. SimpleDateFormat formatter = new SimpleDateFormat(“dd/MM/yyyy HH:mm:ss”);
  6. Date date = new Date();
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