Character Archive

Convert char to lowercase java

You can use Character class’s toLowerCase method to convert char to lowercase in java. Method signature Parameters ch is primitive character type. Return type return type is char. If char is already lowercase then …

Convert char to uppercase java

You can use Charater class’s touppercase method to convert char to uppercase in java. Method signature Parameters ch is primitive character type. Return type return type is char. If char is already uppercase then …

Java isletter method

Character class’s isletter method can be used to check if character is letter or not. Method signature Parameters ch is primitive character type. Return type boolean is primitive character type. When you run …