SELECT 'aXbc' REGEXP '^[^a-dXYZ]+$'; (3) : Not « Regular Expressions « MySQL Tutorial

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MySQL Tutorial » Regular Expressions » Not

24. 7. 4. SELECT 'aXbc' REGEXP '^[^a-dXYZ]+$'; (3)


mysql>

mysql>

mysql> SELECT 'aXbc' REGEXP '^[^a-dXYZ]+$';

+------------------------------+

| 'aXbc' REGEXP '^[^a-dXYZ]+$' |

+------------------------------+

|                            0 |

+------------------------------+

1 row in set (0.02 sec)

24. 7. Not
	24. 7. 1.	Matches any character that is (or is not, if ^ is used) either a, b, c, d or X: [a-dX], [^a-dX]
	24. 7. 2.	SELECT 'aXbc' REGEXP '^[a-dXYZ]$';
	24. 7. 3.	SELECT 'aXbc' REGEXP '^[a-dXYZ]+$'; (2)
	24. 7. 4.	SELECT 'aXbc' REGEXP '^[^a-dXYZ]+$'; (3)
	24. 7. 5.	SELECT 'abcdeX' REGEXP '^[^a-dXYZ]+$';
	24. 7. 6.	SELECT 'abcda' REGEXP '^[^a-dXYZ]+$';

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