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doc/articles/wiki: highlight the use of _ warning

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This moves the paragraph mentioning the use of _ higher up
to emphasize the warning and thereby reducing chances of getting
stuck.

Fixes #22617

Change-Id: I64352a3e966a22d86fc9d381332bade49d74714a
Reviewed-on: https://go-review.googlesource.com/87375
Reviewed-by: Ian Lance Taylor <iant@golang.org>
This commit is contained in:
Agniva De Sarker 2018-01-11 22:19:01 +05:30 committed by Ian Lance Taylor
parent 0519126a3f
commit 32a0a1d37c
1 changed files with 6 additions and 6 deletions
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12
doc/articles/wiki/index.html
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@ -268,6 +268,12 @@ view a wiki page. It will handle URLs prefixed with "/view/".
{{code "doc/articles/wiki/part2.go" `/^func viewHandler/` `/^}/`}}
<p>
Again, note the use of <code>_</code> to ignore the <code>error</code>
return value from <code>loadPage</code>. This is done here for simplicity
and generally considered bad practice. We will attend to this later.
</p>
<p>
First, this function extracts the page title from <code>r.URL.Path</code>,
the path component of the request URL.
@ -282,12 +288,6 @@ The function then loads the page data, formats the page with a string of simple
HTML, and writes it to <code>w</code>, the <code>http.ResponseWriter</code>.
</p>
<p>
Again, note the use of <code>_</code> to ignore the <code>error</code>
return value from <code>loadPage</code>. This is done here for simplicity
and generally considered bad practice. We will attend to this later.
</p>
<p>
To use this handler, we rewrite our <code>main</code> function to
initialize <code>http</code> using the <code>viewHandler</code> to handle