CHAR_LENGTH() Function in MySQL
CHAR_LENGTH() function in MySQL is used to find the length of a given string (in characters). It counts the number of characters and ignore whether the character(s) are single-byte or multi-byte.
Syntax :
CHAR_LENGTH(str)
Parameter : This method accepts one parameter as mentioned above and described below :
- str : A string whose length to be calculated.
Returns : It returns the length of a given string.
Example-1 : CHAR_LENGTH() function to find the length for a String.
SELECT CHAR_LENGTH("w3wiki") AS LengthOfString
Output :
LengthOfString |
---|
13 |
Example-2 : CHAR_LENGTH() function to find the length for a String.
SELECT CHAR_LENGTH("SQL Tutorial in w3wiki") AS LengthOfString
Output :
LengthOfString |
---|
29 |
Example-3 : CHAR_LENGTH() function to find the length for every String in a column of a Table.
Table – Student_Details :
Student_Roll | Student_Name | Total_Marks |
---|---|---|
1 | Amit | 450 |
2 | Aniket | 470 |
3 | Sanjana | 432 |
4 | Nirmal | 475 |
SELECT CHAR_LENGTH(Student_Name) AS LengthOfName FROM Student_Details;
Output :
LengthOfName |
---|
4 |
6 |
7 |
6 |
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