how to check if a char is a letter java
Character.isDigit(string.charAt(index)) //(JavaDoc) will return true if it's a digit
Character.isLetter(string.charAt(index)) //(JavaDoc) will return true if it's a letterhow to check if a char is a letter java
Character.isDigit(string.charAt(index)) //(JavaDoc) will return true if it's a digit
Character.isLetter(string.charAt(index)) //(JavaDoc) will return true if it's a letterhow to test how many of one character is in a string java
int count = string.length() - string.replaceAll("g","").length()Copyright © 2021 Codeinu
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