executing commands

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http://www.unix.com – I need to execute a command to run my script several times with varying parameters Code: perl ex.pl -b 130198 -e 130884 -c plot  plot.txt 1_plot.txt perl ex.pl -b 1345 -e 1308 -c plot  plot.txt 2_plot.txt perl ex.pl -b 1345567 -e 130898 -c plot  plot.txt 3_plot.txt . . . 100's of excutions The varying parameters are -b -e and the output file (1_plot.txt, 2_plot.txt..) I have the varying parameters in a file (as separate or together). Please let me know the best way to execute this several times. LA (HowTos)