convert int to string to use charat code example

Example 1: java get an int from a char

char charValue = '2';
int intValue = Character.getNumericValue(charValue); // 2

Example 2: convert int to ascii java

int yourInt = 33;
char ch = (char) yourInt;
System.out.println(yourInt); // 33
System.out.println(ch); // !