test if string is float java
public static void main(String[] args) {
String str = "5588";
//check if int
try{
Integer.parseInt(str);
}catch(NumberFormatException e){
//not int
}
//check if float
try{
Float.parseFloat(str);
}catch(NumberFormatException e){
//not float
}
}isnumber java
// find value is number or not in java..
// if the value is number output is true
// if the value is not a number then output is false..
public class Test {
public static void main(String args[]) {
System.out.println(Character.isDigit('c')); // false
System.out.println(Character.isDigit('5')); // true
}
}Copyright © 2021 Codeinu
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