Difference between revisions of "love.keyboard.isDown"
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{{param|boolean|anyDown|True if any supplied key is down, false if not.}} | {{param|boolean|anyDown|True if any supplied key is down, false if not.}} | ||
== Examples == | == Examples == | ||
− | === | + | === Increase a value while a key is held down === |
<source lang="lua"> | <source lang="lua"> | ||
− | function love. | + | val = 0 -- establish a variable for later use |
− | if | + | function love.update(dt) |
− | + | if love.keyboard.isDown("up") then | |
+ | val = val + dt -- we will increase the variable by 1 for every second the key is held down | ||
end | end | ||
end | end |
Revision as of 16:00, 27 September 2011
Checks whether a certain key is down.
Contents
Function
Synopsis
down = love.keyboard.isDown( key )
Arguments
KeyConstant key
- The key to check.
Returns
boolean down
- True if the key is down, false if not.
Function
Available since LÖVE 0.7.2 |
This variant is not supported in earlier versions. |
Synopsis
anyDown = love.keyboard.isDown( key1, key2, key3, ... )
Arguments
KeyConstant keyN
- A key to check.
Returns
boolean anyDown
- True if any supplied key is down, false if not.
Examples
Increase a value while a key is held down
val = 0 -- establish a variable for later use
function love.update(dt)
if love.keyboard.isDown("up") then
val = val + dt -- we will increase the variable by 1 for every second the key is held down
end
end
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