use char in a method java code example

Example 1: string char at java

char ch=name.charAt(4);

Example 2: what is a char in java

char ch = 'a'; 
// Unicode for uppercase Greek omega character
char uniChar = '\u03A9';
// an array of chars
char[] charArray = { 'a', 'b', 'c', 'd', 'e' };