Unix Linux
Bash parameters and parameter expansions
_침묵_
2007. 5. 18. 20:23
출처 :http://www-128.ibm.com/developerworks/library/l-bash-parameters.html?ca=drs-
Linux tip:Bash parameters and parameter expansions
Passing and analyzing parameters in scripts
Level: Intermediate
Ian Shields(ishields@us.ibm.com), Senior Programmer, IBM
16 May 2007
Do you sometimes wonder how to use parameters with your scripts, and how to pass them to internal functions or other scripts? Do you need to do simple validity tests on parameters or options, or perform simple extraction and replacement operations on the parameter strings? This tip helps you with parameter use and the various parameter expansions available in the bash shell.