getopt vs getopts seems to be a religious issue. As for the arguments against getopt in the Bash FAQ: "getopt cannot handle empty arguments strings" seems to refer to a known issue with …

2020年4月13日 · You cannot just give "-a" and leave it without argument rather you just don't mention "-a" at all and inside the script if -a option is not given , you can assign a default value …

+1 even though i strongly disagree that the getopts built-in is better than getopt from the util-linux package. /usr/bin/getopt supports --long options, built-in getopts doesn't. the real advantage of …

2018年5月14日 · Similarly, the Windows Subsystem for Linux (based on Ubuntu based on Debian) also includes getopt but not getopts (and it is the GNU Enhanced version). …

2021年7月22日 · I have the following function and would like to look into how options with optional values can be set up using getopt. Would like to have -w taking on default values region -w -- …

2019年4月12日 · If you want to use a single dash in front of long options, you can add the -a option to getopt. Also as the host and accountId have required options, they should be …

There is a getopt command in bash command line.getopt can used with short options (such as getopt -o axby "$@"), and can be used with both short and long options (such as getopt -o …

2021年10月30日 · If you're on Linux (and don't care about portability), you could do what roaima suggested in the comments, and use the util-linux version of getopt (without the s). It supports …

Even if you could recognize that as an option string, it would be a really bad idea to use the question mark character as a real argument because most shells use this as part of their glob …

2022年6月18日 · There is nothing stopping you from writing your own program or function that searches the command-line for one specific option (and its value, if any), but the reason …