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week5_loops
week5_loops
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31-Oct-16<br />
The While Loop<br />
SYNTAX<br />
#!/bin/sh<br />
while command<br />
do<br />
Statement(s) to be executed<br />
done<br />
if command is true<br />
a=0<br />
while [ $a –lt 10 ]<br />
do<br />
done<br />
echo $a<br />
a=`expr $a + 1 `<br />
The For Loop<br />
SYNTAX<br />
#!/bin/sh<br />
for var in word1 word2 ... wordN<br />
do<br />
done<br />
Statement(s) to be executed for<br />
every word.<br />
for var in 0 1 2 3 4 5 6 7 8 9<br />
do<br />
echo $var<br />
done<br />
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