➤ The ucfirst() function converts the first character of a string to uppercase. Syntax:

ucfirst(string)

For instance:

$string = "i am hungry !";
$result = ucfirst ($string);
echo $result;
// outputs :   I am hungry !

➤ lcfirst() - converts the first character of a string to lowercase. ➤ ucwords() - converts the first character of each word in a string to uppercase.