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Script debugging for more information

You can edit variable PS4 (default is a + )

#export PS4='[— Zeile: $LINENO —] ‘

naw I debug my Script

#sh -x ./test.sh

# sh -x ./test.sh
[— Zeile: 3 —] echo ‘Hello ,please give your name:’
Hello ,please give your name:
[— Zeile: 4 —] read name
Kraneis
[— Zeile: 5 —] echo ‘Hello Kraneis’
Hello Kraneis