ASCII() Function in MySQL

In this article, we are going to cover the ASCII function with examples and you will see the ASCII MYSQL query. And will also cover the ASCII code for the given character. Let's discuss one by one.

ASCII function in MySQL is used to find the ASCII code of the leftmost character of a character expression.

Syntax :

ASCII(str)

Parameter :

This method accepts one parameter as mentioned above in the syntax and described below in the example.

• str - A string whose ASCII value of the leftmost character is to be retrieved.

Returns :

It returns the ASCII code of the leftmost character. It also returns 0 If the string is empty and NULL if the string is NULL.

Example-1 :

ASCII() function to check the value for a lowercase character.

SELECT ASCII('g')AS Lower_Case;

Output :

Example-2 :

ASCII() function to check the value for a uppercase character.

SELECT ASCII('G')AS Upper_Case;

Output :

Example-3 :

ASCII() function to check the value for a input string.

SELECT ASCII('MySQL')AS String_Value;

Output :

Example-4 :

ASCII() function to check the value for every input string in a column under a table.

Table -Student_Details

SELECT ASCII(Student_Name)  AS Ascii_Name FROM Student_Details ;