Unzip a bunch of zips into their own directories

Question

I have a bunch of zip files I want to unzip in Linux into their own directory. For example:

a1.zip a2.zip b1.zip b2.zip

would be unzipped into:

a1 a2 b1 b2

respectively. Is there any easy way to do this?

Answer 1

for x in $(ls *.zip); do
 dir=${x%%.zip}
 mkdir $dir
 unzip -d $dir $x
done

Answer 2

for zipfile in *.zip; do
    exdir="${zipfile%.zip}"
    mkdir "$exdir"
    unzip -d "$exdir" "$zipfile"
done

Answer 3

for file in *.zip
do
  unzip -d "${file%.zip}" $file
done