Difference between revisions of "Channel:demand"

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{{newin|[[0.9.0]]|090|type=function}}
 
{{newin|[[0.9.0]]|090|type=function}}
Retrieves the value of a message and removes it from the thread channels message queue. The name of the message can be any string. The value of the message can be a boolean, string, number or a LÖVE userdata. It waits until a message is in the queue then returns the message value.
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Retrieves the value of a [[Channel]] message and removes it from the message queue.
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 +
The value of the message can be a boolean, string, number or a LÖVE userdata. It waits until a message is in the queue then returns the message value.
 
== Function ==
 
== Function ==
 
=== Synopsis ===
 
=== Synopsis ===
 
<source lang="lua">
 
<source lang="lua">
value = Channel:demand( name )
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value = Channel:demand( )
 
</source>
 
</source>
 
=== Arguments ===
 
=== Arguments ===
{{param|string|name|The name of the message.}}
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None.
 
=== Returns ===
 
=== Returns ===
 
{{param|boolean, number, string or LÖVE userdata|value|The contents of the message.}}
 
{{param|boolean, number, string or LÖVE userdata|value|The contents of the message.}}
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* [[parent::Channel]]
 
* [[parent::Channel]]
 
[[Category:Functions]]
 
[[Category:Functions]]
{{#set:Description=Wait for and retrieve the value of a message.}}
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{{#set:Description=Wait for and retrieve the value of a [[Channel]] message.}}
 
== Other Languages ==
 
== Other Languages ==
 
{{i18n|Channel:demand}}
 
{{i18n|Channel:demand}}

Revision as of 06:24, 5 June 2013

Available since LÖVE 0.9.0
This function is not supported in earlier versions.

Retrieves the value of a Channel message and removes it from the message queue.

The value of the message can be a boolean, string, number or a LÖVE userdata. It waits until a message is in the queue then returns the message value.

Function

Synopsis

value = Channel:demand( )

Arguments

None.

Returns

boolean, number, string or LÖVE userdata value
The contents of the message.

See Also

Other Languages