/media/sda-magnetic/david/Dokumente-16-2024-08-01/informatikUmathematik/graph20240815html2/removebadchar.sh

#!/bin/bash

cd photoappend
l=$(ls)

for s in $l
do
    x=$s
    y=$(echo $x | sed 's/_//g')
    y=$(echo $y | sed 's/-//g')
    if [ $x != $y ]
    then
        mv $x $y
    fi
done