Module:Preview expense/doc
Appearance
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This module is weird: it's not meant to be used, just previewed. The purpose is to find out how many expensive function calls appear before a given point within a page. That helps people to examine where the problem is in long, complicated pages and tables.
To prevent saving this by accident, the module creates a link to a blacklisted site (one which no longer exists) which is not displayed, but trips the blacklist warning if Save is pressed.
Usage
{{#invoke:Module:Preview expense|main}}, entered in the preview window.
Parameters
None