Template:CheckElement/doc

Template that returns an error message if the first argument is not valid for use with other nuclide templates helper templates.

Usage
When using a string that is not a valid element name or symbol or "x" or "element", an error message is returned, like so:
 * will return ""
 * will return ""
 * will return ""

The "link=yes" argument is also supported; if the element name or symbol has no associated link, an error message is returned, like so:
 * will return ""
 * will return ""
 * will return ""

When using a common name for an element that goes against the Wikipedia style guide for element names, a warning message will be returned. There are currently three such names:
 * will return ""
 * will return ""
 * will return ""

This template can be used in other templates to check for error before calling other templates that require a valid element or symbol like so: