LuaLibraryParams.wiki
author Wuzzy
Wed, 08 Jul 2020 18:29:47 +0200
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#summary Lua library documentation of Params; for parameter handling
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#labels !LuaLibrary
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= Lua library: `Params` =
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The Params library is a small library introduced in 0.9.21. It provides a function to parse the parameter string `ScriptParam` and it is intended to simplify using this string.
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This library requires the parameter string to be in a certain format. It must be a comma-seperated list of kev-value pairs in the `key=value` format. Examples:
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<code>speed=1</code>
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<code>health=100, ammo=5</code>
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<code>param1=hello, param2=whatever, param3=5325.4</code>
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Using this library is by no means neccessary, you could use practically whatever syntax you wish if you write your own code for parsing.
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== `parseParams()` ==
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Parses `ScriptParam` and writes the result into the global table `params`. The table will follow the `key=value` pattern. Both keys and pairs are stored as string.
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=== Example  ===
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<code language="lua">
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function onParameters()
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    parseParams()
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    if params["myparam1"] == "hello" then
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        WriteLnToConsole("Hello World!")
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    end
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end</code>
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If the key-value pair `myparam1=hello` is present, this script writes “Hello World!” in the console. All these inputs would trigger the event:
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<code>myparam1=hello</code>
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<code>myparam2=whatever, myparam1=hello</code>
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<code>g=4, f=56, m=56, myparam1=hello</code>
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