Jul 8, 2012 · Square brackets in zsh have special meanings but in MOST circumstances maybe you just have to escape them by putting \(backslash) before them. Here is a example for generating a new octopress post

Nov 24, 2012 · Single [] are posix shell compliant condition tests. Double [[]] are an extension to the standard [] and are supported by bash and other shells (e.g. zsh, ksh). They support extra operations (as well as the standard posix operations). For example: || instead of -o and regex matching with =~.

Zsh increases the usefulness of the `top and tail' operators with some of its parameter flags. Usually these show you what's left after the removal of some matched portion. However, with the flag (M) the shell will instead show you the matched portion itself.

All the usual mathematical operations are possible in Bash/Zsh using the expr (expression) command: Multiplication needs to have a backslash before the *. This is because the asterisk on it’s own is a wildcard in Bash/Zsh, ie it means ‘everything’ as opposed to ‘multiplication’.

Apr 20, 2020 · First time trying to script something for zsh now that MacOS has switched over to it as default - how do I compare two strings in an if statement? I tried the following but continue to receive the error no matches found: [foo==foo]

3 days ago · This is a cheat sheet for how to perform various actions to ZSH, which can be tricky to find on the web as the syntax is not intuitive and it is generally not very well-documented.

‘Arrays’ and ‘lists’ are data types in Bash/Zsh, just like strings, numbers, nulls and Booleans. Fundamentally, they are both collections of elements separated by spaces. Arrays are created using round brackets and lists with quotation marks:

This example consists of two features described below: the test itself, between the double square brackets, which is true if the two substituted values are the same string, and the `if' construct which runs the commands in the middle (here just the print) if that test was true.

Sep 9, 2021 · But lets get back to the problem with Zsh on Mac and the usage of square brackets: Currently I am using 3dTcat a lot and came upon problems with its usage of square brackets […]. Let me provide you an example.

Feb 4, 2020 · Zsh gives you the ability to link two variables together, a scalar and an array. You can specify the delimiter that separates elements, and once you have, adding items to the array will add items to the scalar.