how to find a number in a string java
public class ContainsExample {
public static void main(String args[]){
String sample = "krishna64";
char[] chars = sample.toCharArray();
StringBuilder sb = new StringBuilder();
for(char c : chars){
if(Character.isDigit(c)){
sb.append(c);
}
}
System.out.println(sb);
}
}how to check a number in string
To find whether a given string contains a number,
convert it to a character array and find whether
each character in the array is a digit using the isDigit()
method of the Character classCopyright © 2021 Codeinu
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