# Get Launch Query Param

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## Introduction

Gets the associated launch parameter if the game is run via steam://run//?param1=value1;param2=value2;param3=value3 etc.

Parameter names starting with the character '@' are reserved for internal use and will always return an empty string. Parameter names starting with an underscore '\_' are reserved for steam features -- they can be queried by the game, but it is advised that you not param names beginning with an underscore for your own features.

### Key

The launch key to test for for example "param1"

### Return Value

The value associated with the key is provided. Returns an empty string ("") if the specified key does not exist.

## Nodes

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