title |
---|
LPAD |
Returns the string str, left-padded with the string padstr to a length of len characters. If str is longer than len, the return value is shortened to len characters.
LPAD(<str>, <len>, <padstr>)
Arguments | Description |
---|---|
<str> |
The string. |
<len> |
The length. |
<padstr> |
The pad string. |
VARCHAR
SELECT LPAD('hi',4,'??');
+---------------------+
| LPAD('hi', 4, '??') |
+---------------------+
| ??hi |
+---------------------+
SELECT LPAD('hi',1,'??');
+---------------------+
| LPAD('hi', 1, '??') |
+---------------------+
| h |
+---------------------+