MySQL ASCII() Function
Example
Return the number code of the first character in "CustomerName":
 SELECT ASCII(CustomerName) AS NumCodeOfFirstChar
FROM Customers; 
Try it Yourself »
Definition and Usage
The ASCII() function returns the number code that represents the specific character.
Syntax
  ASCII(character)Parameter Values
| Parameter | Description | 
|---|---|
| character | Required. The character to return the number code for. If more than one character is entered, it will return the value for the first character and ignore all the rest. | 
Technical Details
| Works in: | MySQL 5.7, MySQL 5.6, MySQL 5.5, MySQL 5.1, MySQL 5.0, MySQL 4.1, MySQL 4.0, MySQL 3.23 | 
|---|

