PHP ucfirst() Function

The ucfirst() function is used to convert the first character of the string into the uppercase.

• lcfirst - (Required) convert the first character only a string to lowercase.
• ucwords - (Required) convert the first character each word a string to uppercase.
• strtolower - (Required) convert the string to lowercase.
• strtoupper - (Required) convert the string to uppercase.

ucfirst(string)

• string - (Required) specify the string to convert.

<?php
    echo ucfirst("good Morning!");
?> 

Good Morning!