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

2 votes118 views1 answer
Install java 8 on windows 10
Java
2 votes129 views3 answers
Convert stringbuffer to string in java
Java
0 vote125 views1 answer
Place.getlatlng() returning null
Java
1 vote191 views1 answer
Object to array java
Java
1 vote109 views2 answers
Spring annotations xml configuration
Java
0 vote198 views1 answer
How to return arraylist as array in java
Java
12 votes140 views2 answers
Work with arrays java
Java
0 vote128 views1 answer
Format print java
Java
0 vote113 views1 answer
Number of digits program in java
Java
0 vote120 views1 answer
Differance entre appel implcite et explicite en java
Java