space

description

Syntax

VARCHAR space(Int num)

返回由num个空格组成的字符串。

example

  1. mysql> select length(space(10));
  2. +-------------------+
  3. | length(space(10)) |
  4. +-------------------+
  5. |                10 |
  6. +-------------------+
  7. 1 row in set (0.01 sec)
  9. mysql> select length(space(-10));
  10. +--------------------+
  11. | length(space(-10)) |
  12. +--------------------+
  13. |                  0 |
  14. +--------------------+
  15. 1 row in set (0.02 sec)

keywords

  1. space