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This template can extract the substring " " (space) from a string. i.e. it can tell if a parameter contains the space character.
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This template employs intricate features of template syntax.
Please do not alter it unless you are certain to understand its setup and parser functions and are ready to repair/revert all collateral damage if results are unexpected.
Any experiments should be conducted and all improvements tested in the template sandbox, or in your user space, before applying anything here. |