Quick Reference
The MySQL LPAD() function left-pads a string with another string, to achieve a specified length.
The following pads the string “Johnny Shay” on the left with the string “kid” to achieve a total length of 20 characters.
SELECT LPAD('Johnny Shay', 20, 'kid');Output
LPAD('Johnny Shay', 20, 'kid')
kidkidkidJohnny ShaySyntax
LPAD(string, length, lpad_string)Parameters
| Parameter | Description |
|---|---|
| string | The original string; if the length of the original string is larger than the length parameter, this function removes the overfloating characters from the string (required) |
| length | The length of the string after it has been left-padded (required) |
| lpad_string | The string to left-pad the original string with (required) |
SQL Notes:
- Any work being done to modify the structure of a database or delete tables or the the database itself should only be done after making a recent backup
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