My form was created by a programmer who is no longer available to perform coding edits. He created a web form that validates Serial Numbers with a regular expression.
Here is the current regular expression:
I need this regular expression to be modified so that additional Serial Numbers will be validated if they start with an I or i or L or l. That is, uppercase or lowercase I or L. The validation of S/N's starting with [gtGT] is still required.
Then ozo's suggestion to change [gtGT] to [gtGTIiLl] should work for you.
http://www.regular-expressions.info/ is a good site with some tutorials to work through, and has excellent notes on the limitations/capabilities
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