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2026-04-24T16:57:35Z
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Carli: Created page with "= IO = The '''IO''' module provides functions for input and output operations, environment handling, file streaming, server control, and argument parsing in SCM. ← Back to Full SCM API documentation == print == Prints values to stdout (only in IO environment) '''Allowed number of parameters:''' 1–1000 '''Parameters:''' * '''value...''' (<code>any</code>): values to print '''Returns:''' <code>bool</code> == env == returns the content of a environment vari..."
2025-08-25T18:09:49Z
<p>Created page with "= IO = The '''IO''' module provides functions for input and output operations, environment handling, file streaming, server control, and argument parsing in SCM. ← Back to <a href="/wiki/Full_SCM_API_documentation" title="Full SCM API documentation">Full SCM API documentation</a> == print == Prints values to stdout (only in IO environment) '''Allowed number of parameters:''' 1–1000 '''Parameters:''' * '''value...''' (<code>any</code>): values to print '''Returns:''' <code>bool</code> == env == returns the content of a environment vari..."</p>
<p><b>New page</b></p><div>= IO =<br />
<br />
The '''IO''' module provides functions for input and output operations, environment handling, file streaming, server control, and argument parsing in SCM.<br />
<br />
← Back to [[Full SCM API documentation]]<br />
<br />
== print ==<br />
<br />
Prints values to stdout (only in IO environment)<br />
<br />
'''Allowed number of parameters:''' 1–1000<br />
<br />
'''Parameters:'''<br />
* '''value...''' (<code>any</code>): values to print<br />
<br />
'''Returns:''' <code>bool</code><br />
<br />
== env ==<br />
<br />
returns the content of a environment variable<br />
<br />
'''Allowed number of parameters:''' 1–2<br />
<br />
'''Parameters:'''<br />
* '''var''' (<code>string</code>): envvar<br />
* '''default''' (<code>string</code>): default if the env is not found<br />
<br />
'''Returns:''' <code>string</code><br />
<br />
== help ==<br />
<br />
Lists all functions or prints help for a specific function<br />
<br />
'''Allowed number of parameters:''' 0–1<br />
<br />
'''Parameters:'''<br />
* '''topic''' (<code>string</code>): function to print help about<br />
<br />
'''Returns:''' <code>nil</code><br />
<br />
== import ==<br />
<br />
Imports a .scm file into current namespace<br />
<br />
'''Allowed number of parameters:''' 1–1<br />
<br />
'''Parameters:'''<br />
* '''filename''' (<code>string</code>): filename relative to folder of source file<br />
<br />
'''Returns:''' <code>any</code><br />
<br />
== load ==<br />
<br />
Loads a file or stream and returns the string or iterates line-wise<br />
<br />
'''Allowed number of parameters:''' 1–3<br />
<br />
'''Parameters:'''<br />
* '''filenameOrStream''' (<code>string|stream</code>): filename or stream<br />
* '''linehandler''' (<code>func</code>): handler for each line<br />
* '''delimiter''' (<code>string</code>): delimiter for line extraction<br />
<br />
'''Returns:''' <code>string|bool</code><br />
<br />
== stream ==<br />
<br />
Opens a file readonly as stream<br />
<br />
'''Allowed number of parameters:''' 1–1<br />
<br />
'''Parameters:'''<br />
* '''filename''' (<code>string</code>): filename<br />
<br />
'''Returns:''' <code>stream</code><br />
<br />
== watch ==<br />
<br />
Loads a file and calls a callback whenever the file changes<br />
<br />
'''Allowed number of parameters:''' 2–2<br />
<br />
'''Parameters:'''<br />
* '''filename''' (<code>string</code>): filename<br />
* '''updatehandler''' (<code>func</code>): handler that receives content<br />
<br />
'''Returns:''' <code>bool</code><br />
<br />
== serve ==<br />
<br />
Opens a HTTP server at a given port<br />
<br />
'''Allowed number of parameters:''' 2–2<br />
<br />
'''Parameters:'''<br />
* '''port''' (<code>number</code>): port number<br />
* '''handler''' (<code>func</code>): lambda(req res)<br />
<br />
'''Returns:''' <code>bool</code><br />
<br />
== serveStatic ==<br />
<br />
Creates a static handler for use in (serve)<br />
<br />
'''Allowed number of parameters:''' 1–1<br />
<br />
'''Parameters:'''<br />
* '''directory''' (<code>string</code>): folder with files<br />
<br />
'''Returns:''' <code>func</code><br />
<br />
== mysql ==<br />
<br />
Opens a MySQL server with custom handlers<br />
<br />
'''Allowed number of parameters:''' 4–4<br />
<br />
'''Parameters:'''<br />
* '''port''' (<code>number</code>): port<br />
* '''getPassword''' (<code>func</code>): password resolver<br />
* '''schemacallback''' (<code>func</code>): schema access checker<br />
* '''handler''' (<code>func</code>): SQL handler<br />
<br />
'''Returns:''' <code>bool</code><br />
<br />
== password ==<br />
<br />
Hashes a password with sha1<br />
<br />
'''Allowed number of parameters:''' 1–1<br />
<br />
'''Parameters:'''<br />
* '''password''' (<code>string</code>): plain text password<br />
<br />
'''Returns:''' <code>string</code><br />
<br />
== args ==<br />
<br />
Returns command line arguments<br />
<br />
'''Allowed number of parameters:''' 0–0<br />
<br />
'''Parameters:''' _none_<br />
<br />
'''Returns:''' <code>list</code><br />
<br />
== arg ==<br />
<br />
Gets a command line argument value<br />
<br />
'''Allowed number of parameters:''' 2–3<br />
<br />
'''Parameters:'''<br />
* '''longname''' (<code>string</code>): long argument name<br />
* '''shortname''' (<code>string</code>): short argument or default<br />
* '''default''' (<code>any</code>): fallback value<br />
<br />
'''Returns:''' <code>any</code></div>
Carli