2016年10月12日 · Historically, argv is just an array of pointers to the "words" of the commandline, so it makes sense to start with the first "word", which happens to be the name of the program. …

2020年1月16日 · With zsh (since the first release in 1990): $ ARGV0="new value for ps's argv[0]" ps -f UID PID PPID C STIME TTY TIME CMD stephane 45193 2195 0 12:08 pts/11 00:00:00 …

2019年1月26日 · Stack Exchange Network. Stack Exchange network consists of 183 Q&A communities including Stack Overflow, the largest, most trusted online community for …

2023年9月19日 · Stack Exchange Network. Stack Exchange network consists of 183 Q&A communities including Stack Overflow, the largest, most trusted online community for …

is the most convenient for argv. The arg delimiter is whitespace, but can be changed. Don't remember how off-hand. Then use. $1, $2, shift, if [ $# -ne 3 ] to control flow. I don't usually …

The other location is ARGV[] in the process itself. This can be queried (such as via pargs) and will return untruncated contents. But since ARGV is part of the process memory, it can be modified …

2018年8月3日 · The ARGV array contains only the filenames that the awk program will read from in sequence, ...

As goldilocks’ comment and humanity’s references describe, shift reassigns the positional parameters ($1, $2, etc.) so that $1 takes on the old value of $2, $2 takes on the value of $3, etc.

2018年10月12日 · Command line arguments are in the array ARGV: $ awk 'BEGIN { for(i = 1; i < ARGC; i++) print ARGV[i] }' 1st 2nd 3rd 1st 2nd 3rd ARGV[0] is always the name of the …

2018年11月18日 · Stack Exchange Network. Stack Exchange network consists of 183 Q&A communities including Stack Overflow, the largest, most trusted online community for …