CSHARP

how to read from an input unity

//Get the input field.
var inputField = GameObject.Find("Input Filed Name");

// Get the text
var child = inputField.transform.Find("Text");
var text = child.GetComponent<Text>().text;

input unity

void Update() 
{ 
    if (Input.GetKeyDown(KeyCode.Space)) 
    { 
        // Spacebar was pressed 
    } 
        if (Input.GetMouseButtonDown(0)) 
    { 
        // Left mouse was pressed 
    } 
}

unity input system

private void OnEnable()
{
	playerInput = GetComponent<PlayerInput>();
    playerInput.actions["Action"].performed += HandleAction
}

private void Update() {
	value = playerInput.actions["Value"].ReadValue<Vector2>();
}

private void HandleAction(InputAction.CallbackContext context)
{
	HandleJump();
}