If you use NetScaler you will want to see these guides. The NetScaler How To Guides show administrators how to get NetScaler up and configured by providing instructions for common scenarios and some not so common ones.
I started with substr functions, and increasingly more complex, nested locate functions, to move the starting point for a pattern to the right for each new element, but quickly gets unwieldy. Looking for a cleaner construct, like, pseudo-codish: find(find_me, look_here, occurence n), rather than find(find_me, look_here, start_at).
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