17 июл. 2014 г. · I've to verify the length of variable read (my script limit to five the characters inserted), I think about something like this:

9 мая 2019 г. · Linux shells generally don't have any variable types. There are just strings, and the maximum length of a string can be had by running getconf ARG_MAX.

1 февр. 2016 г. · You can get string length of the variable by using ${#variable} . And you should use -gt instead of > in the [ ] expression.

9 мая 2022 г. · To get the sum of the length in byte of all the elements of an array, you could concatenate them and then get the length of the resulting string.

9 янв. 2022 г. · What is "length" of a string in Bourne shell compatibles' `${#string}`? ... the answer is simple: these are 5 characters, occupying five bytes.

22 апр. 2024 г. · In bash, suppose some function generates a simple array of unknown length. The array will be transformed and printed on screen: each line with its little index ...

1 июл. 2024 г. · Linux has a limit of 128 kB for the length of a single argument string, but that's a lot longer a limit than the string you tried.

23 мая 2018 г. · If given only a single parameter, as in test -n or test -z, the result will be true if the length of that parameter, when interpreted as a string, is non-zero.

6 сент. 2017 г. · Is there any way to find which line(s) have the maximum length (in terms of number of characters) and what is the length. In the sample above, ...

23 окт. 2020 г. · EDIT: I found that the length of "30649?model=60398 HTTP" is 0!! I'm more confused. What's happening? bash · awk.