Shell指令碼筆記3-迴圈

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for 列表形式

for variable in {list}do    statementdonefor var in 1 2 3 4do    echo $vardonefor var in {1..4}do    echo $vardonefor var in {start..end..step}do    statementdonefor i in {1..100..2}do    echo $idonefor file in $(ls)do    echo $filedonefor file in *do    echo $filedone

類c風格的for迴圈

for ((expression1;expression2;expression3))do    statementdonefor ((i=0;i<5;i++)do    echo $idone

for迴圈處理數組

for variable in ${array[*]}do    statementdonearray={1 2 3 4 5}for num in ${array[*]}do    echo $numdone

Shell指令碼筆記3-迴圈