set alias in bash scripts

view story

http://www.linuxquestions.org – I tried this to set an alias: alias lsf='ls -f' and it works fine... But when I put it in a bash script it doesnt work. SCRIPT: cd ~ alias lsf='ls -F' lsf I get the following output: line 3: lsf: command not found Any ideas? (HowTos)