Java check if int

Java test if a string is a int

public static boolean isInt(String str) {
	
  	try {
      	@SuppressWarnings("unused")
    	int x = Integer.parseInt(str);
      	return true; //String is an Integer
	} catch (NumberFormatException e) {
    	return false; //String is not an Integer
	}
  	
}

How to check if number is integer in java

if(x == (int)x){
 println("x is an integer");
}

Java check if int

//"% (modulo)" calulates the remainder when the value on the left is divided by the value on the right

float number = 20;

if(number%1 == 0){
	println("It is an integer");
} else {
	println("It is not an integer");
}

Similar codes

4 votes117 views1 answer
Source option 5 is no longer supported. Use 7 or later
Java
1 vote142 views1 answer
Java ee check if session exists or is new
Java
0 vote104 views1 answer
Android detect screen on by intent broadcast receiver
Java
0 vote119 views1 answer
Java heap retention in BodyContentImpl
Java
0 vote121 views1 answer
How to find the angle of 2 coordinates java
Java
0 vote123 views1 answer
Implement two interfaces java
Java
1 vote117 views1 answer
Salesforce soql to map
Java
1 vote108 views1 answer
How to check keyboard is open or not in android
Java
15 votes122 views2 answers
How to parse a string into a number in java
Java
-2 votes119 views2 answers
Conver str to in java
Java