UNIX Shell Script

(修訂版本間差異)

在2008年5月6日 (二) 19:18所做的修訂版本

YOURVAR=some
echo $YOURVAR
echo ${YOURVAR}

if [ -f your_file ]; then<br><br>echo "your_file exists"<br><br>fi<br>

for f in a b c<br>do<br> <br>echo $f<br><br>done<br>

sub()<br>{<br> echo $1 $2 $3<br>}sub X Y Z<br>

#!/bin/sh <br>exec < $1<br>while read line <br>do<br> <br>echo $line<br><br>done<br>

 === Variable ===
-<pre>YOURVAR=some<br>echo $YOURVAR<br>echo ${YOURVAR}<br></pre>
+<pre>
+YOURVAR=some
+echo $YOURVAR
+echo ${YOURVAR}
+</pre>
 <br>
 === Flow control ===
-<pre>if [ -f your_file ]; then<br>
+<pre>if [ -f your_file ]; then&lt;br&gt;<br>echo "your_file exists"&lt;br&gt;<br>fi&lt;br&gt;</pre>
-echo "your_file exists"<br>
-fi<br></pre>
 <br>
-<pre>for f in a b c<br>do<br>
+<pre>for f in a b c&lt;br&gt;do&lt;br&gt; <br>echo $f&lt;br&gt;<br>done&lt;br&gt;</pre>
-echo $f<br>
-done<br></pre>
 === Sub Program ===
-<pre>sub()<br>{<br> echo $1 $2 $3<br>}sub X Y Z<br></pre>
+<pre>sub()&lt;br&gt;{&lt;br&gt; echo $1 $2 $3&lt;br&gt;}sub X Y Z&lt;br&gt;</pre>
 === Examples ===
-<pre>#!/bin/sh <br>exec &lt; $1<br>while read line <br>do<br>
+<pre>#!/bin/sh &lt;br&gt;exec &lt; $1&lt;br&gt;while read line &lt;br&gt;do&lt;br&gt; <br>echo $line&lt;br&gt;<br>done&lt;br&gt;</pre>
-echo $line<br>
-done<br></pre>
 == C Shell ==