Question

How to remove alphabets from an alphanumeric string in Java

Answer 1

public class MyClass {
    public static void main(String args[]) {
	    String str = "java 17 d 900 e 8542";
        
        str = str.replaceAll("[^\\d. ]", "");
        
        System.out.println(str);
    }
}



/*
run:

 17  900  8542
 
*/

 

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