shell 字符串转数组

test.sh脚本如下：

apps="${1}"
#按“T”分隔
arr=(${apps//T/ })
for app in ${arr[@]}
do 
  apps2="${app}"
  #按“,”分隔
  arr2=(${apps2//,/ })
  for app2 in ${arr2[@]}
  do
     echo "${app2}"
  done
done

调用并输出：

sh test.sh 1,2T11,12T111,112

1
2
11
12
111
112