第一类:数字性循环
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for1-1.sh
#!/bin/bash for((i=;i<=;i++));
do
echo $(expr $i \* + );
done
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for1-2.sh
#!/bin/bash for i in $(seq )
do
echo $(expr $i \* + );
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for1-3.sh
#!/bin/bash for i in {..}
do
echo $(expr $i \* + );
done
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for1-4.sh
#!/bin/bash awk 'BEGIN{for(i=1; i<=10; i++) print i}'
第二类:字符性循环
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for2-1.sh
#!/bin/bash list="rootfs usr data data2"
for i in $list;
do
echo $i is appoint ;
done
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for2-2.sh
#!/bin/bash for i in $* ;
do
echo $i is input chart\! ;
done
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for2-3.sh
#!/bin/bash for i in f1 f2 f3 ;
do
echo $i is appoint ;
done
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for2-4.sh
#!/bin/bash list="rootfs usr data data2"
for i in $list;
do
echo $i is appoint ;
done
第三类:路径查找
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for3-1.sh
#!/bin/bash for file in /proc/*;
do
echo $file is file path \! ;
done
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for3-2.sh
#!/bin/bash for file in $(ls *.sh)
do
echo $file is file path \! ;
done