3 дек. 2013 г. · I have tried to increment a numeric variable using both var=$var+1 and var=($var+1) without success. The variable is a number, though bash ...

10 авг. 2018 г. · To use it, open your text example in vim, then press ESC , then : , then the above line. However, whenever ^A needs to be typed, type Control - ...

11 сент. 2016 г. · That's because numbers starting with 0 are treated as Octal by bash , hence it is doing Octal (Base 8) addition.

29 нояб. 2020 г. · Trying to create a script using curl to probe multiple URLs for updated information. Currently, I'm using individual commands for each URL, which I am trying ...

24 февр. 2015 г. · s/(\d+)/$1+1/e : match a number ( \d+ ), and replace it with its increment ( $1+1 ), with e being used to tell Perl to evaluate the replacement.

19 авг. 2018 г. · Because watch uses sh by default, we need to use a different arithmetic syntax, as it doesn't support ++ : $(( var += 1)) - Note that this will ...

19 сент. 2016 г. · You can get bash to count for you just by telling it where to start, like this: $ n=0 $ echo $((++n)) 1 $ echo $((++n)) 2 $ echo $((++n)) 3.

2 мар. 2016 г. · I have a small shell script and what I want to do when it is run is to display each N'th parameter entered by the user, where N is the first parameter.

5 нояб. 2016 г. · I was trying to answer a question about how to increment a variable in bash, but it seems that some ways are about the same. I wonder if most of ...

28 сент. 2017 г. · The problem with this way is that only increments a number, does some simple arithmetic on that number, formats it, and puts it in the filename.