What does it mean $: in Ruby -



What does it mean $: in Ruby -

i reading next tutorial.

it talked including files in ruby file require :

require(string) => true or false

ruby tries load library named string, returning true if successful. if filename not resolve absolute path, searched in directories listed in $:. if file has extension ".rb", loaded source file; if extension ".so", ".o", or ".dll", or whatever default shared library extension on current platform, ruby loads shared library ruby extension. otherwise, ruby tries adding ".rb", ".so", , on name. name of loaded feature added array in $:.

i want know $: in ruby , $: means.

the variable $: 1 of execution environment variables, array of places search loaded files.

the initial value value of arguments passed via -i command-line option, followed installation-defined standard library location.

see pre-defined variables, $load_path alias.

ruby

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