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---
title: Variable invocation
version: 1.0.0
state: draft
---
# Variable invocation
Variable invocation is the act of referring to a variable's name in order to invoke its value.
The variable invocation grammar is to be replaced with the value of the variable.
## Grammar
A variable invocation is represented by the following grammar:
```
${VARNAME}
```
Where VARNAME is a valid variable that has been previously declared using the grammar specified in [variable-declaration](variable-declaration.md)
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