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if(Input.GetKey(KeyCode.space))
{
print("Space key was pressed")
}
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// Arrow Keys
Input.GetKeyDown(KeyCode.UpArrow) // can be True or False
// Specific Letter e.g. "A"
Input.GetKeyDown(KeyCode.A) // can be True or False
// Space
Input.GetKeyDown(KeyCode.Space) // can be True or False