Check if string is decimal java

Scanner in = new Scanner(System.in);
		
		String ip1 = in.nextLine();
		
		if( ip1.matches("^\\d+\\.\\d+") ) 
			System.out.println(ip1+"----is a decimal number");
		else
			System.out.println(ip1+"----is a not decimal number");

-2

Source: grepper.com

Similar codes

3 votes165 views2 answers
Processing load font from file
Java
3 votes199 views2 answers
Change size of array java
Java
0 vote216 views2 answers
Decision tree drools using spring boot
Java Spring
-1 vote179 views1 answer
How to make a method thread safe in java
Java
2 votes176 views2 answers
How to change orientation of linearlayout in recyclerview android
Java
0 vote182 views1 answer
How to convert some letters to lowercase java
Java
21 votes190 views3 answers
Java terminal colors
Java
0 vote196 views1 answer
What singleton java spring
Java Spring
8 votes188 views5 answers
Print arraylist java
Java
0 vote177 views1 answer
Ascii values to display certain characters in java
Java