The execute command is used to evaluate a string as if it were a Vimscript . Responsible Coding. So far we’ve covered a bunch of Vim commands that let. Functional Programming. We’re going to take a short break now to talk about a.

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Just-in-time learning is awesome! We saw it in an earlier chapter, but now that we know a bit more about Vimscript Strings we’re going to take another look. Vimscript has all the pieces necessary to program in a kind-of-functional style, but it’s a bit clunky.

Learn Vimscript the Hard Way

If not, why not? My laptop has 8 gigabytes of memory in it. Vim is a unique environment where the normal security concerns simply aren’t common. Create this file if it doesn’t already exist. This time Vim displays 1.

As we saw before, this calls GetMeow and passes the return value to echom. Learn Vimscript the Hard Way is a book about customizing the Vim text editor.

We use the built-in map function to perform the actual work. It felt like the author’s heart wasn’t really in it. Refresh and try again. Being a programmer I know the basic building blocks of a programming language. Implicit Returning Run the following command: Rather than long explanations with little bits of example code, these books just hit you with big chunks of code and ask you to type it in and play with it.


We can create a few helpers that will make it less painful though. Typing za again will tge the lines.

Responsible Coding

If you’re not at that point yet you should go through the vimtutor program, use Vim exclusively for a month or two, and come back when you’ve got Vim burned into your fingers. Learn more about Amazon Prime. Try setting a boolean option like wrap to something other than zero or one. Functional Programming We’re going to take a short break now to talk about a style of programming you may have heard of: I feel better equipped to grok vimscript and write my own plugins.

This wound up not being the case, so the if ‘s body wasn’t executed.

I have sort of a love hate relationship with this book. Would you like to tell us about a lower price? You don’t need to use call in this case, you can just name the function. To easily find the location and name of the file on any operating system, run: I love technical books that give you real projects and meaningful exercises to do instead of tacking them on as an afterthought, and LVTHW is a great example—you probably won’t get much out of this if you don’t follow along with them.


Marcel Hlopko rated it it was amazing Oct 30, Vimscript functions must start with a capital letter if they are unscoped!

Functional Programming / Learn Vimscript the Hard Way

If you want to set the local value of an option as a variable, instead of the global value, you need to prefix the variable name. Calling Functions We can already see that there are two different ways of calling functions in Vimscript.

Edit Text at the Speed lwarn Thought Paperback.

If you use Vim on more than one machine, clone down that repository and symlink the file there as well. Now put your cursor somewhere in your text and type “ap. An amazing book on a terrible language.