If I were to do this I'd make their login information be some hash or computation from their login name.
No spreadsheet required. That can be implemented in your javascript.
Bob
issue:
I have a google spreadsheet that contains 4 lines that need to be delivered to users to provide login information for a survey (long story). Here's what I need help with:
I need to make a search that will allow users to search by a certain criteria, that will bring up their record from a line in a google spreadsheet
ie
search email address
brings up that line from a spreadsheet

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