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Form field validation - characters 1 and 4
Thanks Jeff That's good thank you. I have gone for this instead. <script language="JavaScript" type="text/javascript"> <!-- function Format2(lstr){ // lstr is the variable passed to the function if (/^[A][ ][A-Z0-9][ ][A-Z0-9][ ][AB][ ]$/i.test(lstr.value)){ lstr.value =...- RichardH123
- Post #3
- Forum: Javascript
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Form field validation - characters 1 and 4
I am trying to validate a form field. The field can have a maximum of 4 characters. The first character is always the letter 'A', the fourth character can be either the letter 'A' or the letter 'B' but nothing else. I also need a mask on the field like this A _ _ _ I have this code, but I am...- RichardH123
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- Replies: 3
- Forum: Javascript
