int digit to char code example
Example 1: java get an int from a char
char charValue = '2';
int intValue = Character.getNumericValue(charValue); // 2
Example 2: convert from integer to character java
char a = (char) 65;
char charValue = '2';
int intValue = Character.getNumericValue(charValue); // 2
char a = (char) 65;