diff options
Diffstat (limited to 'Master/texmf-doc/doc/english/FAQ-en/html/FAQ-edef.html')
| -rw-r--r-- | Master/texmf-doc/doc/english/FAQ-en/html/FAQ-edef.html | 21 |
1 files changed, 0 insertions, 21 deletions
diff --git a/Master/texmf-doc/doc/english/FAQ-en/html/FAQ-edef.html b/Master/texmf-doc/doc/english/FAQ-en/html/FAQ-edef.html deleted file mode 100644 index 14e4e09b747..00000000000 --- a/Master/texmf-doc/doc/english/FAQ-en/html/FAQ-edef.html +++ /dev/null @@ -1,21 +0,0 @@ -<head> -<title>UK TeX FAQ -- question label edef</title> -</head><body> -<h3><code>\</code><code>edef</code> does not work with <code>\</code><code>protect</code></h3> -<p/>Robust LaTeX commands are either “naturally robust” — meaning that -they never need <code>\</code><code>protect</code>, or “self-protected” — meaning that -they have <code>\</code><code>protect</code> built in to their definition in some -way. Self-protected commands, and fragile commands with -<code>\</code><code>protect</code>ion are only robust in a context where the <code>\</code><code>protect</code> -mechanism is properly handled. The body of an <code>\</code><code>edef</code> definition -doesn’t handle <code>\</code><code>protect</code> properly, since <code>\</code><code>edef</code> is a TeX -primitive rather than a LaTeX command. -<p/>This problem is resolved by a LaTeX internal command -<code>\</code><code>protected@edef</code>, which does the job of <code>\</code><code>edef</code> while keeping the -<code>\</code><code>protect</code> mechanism working. There’s a corresponding -<code>\</code><code>protected@xdef</code> which does the job of <code>\</code><code>xdef</code>. -<p/>Of course, these commands need to be tended carefully, since they’re - -internal: see <a href="FAQ-atsigns.html">’@’ in control sequence names</a>. -<p/><p>This question on the Web: <a href="http://www.tex.ac.uk/cgi-bin/texfaq2html?label=edef">http://www.tex.ac.uk/cgi-bin/texfaq2html?label=edef</a> -</body> |