Difference between revisions of "Channel:pop"

(Slight change of grammar.)
 
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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 returns nil if there are no messages in the queue.
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Retrieves the value of a Channel message and removes it from the message queue.
 +
 
 +
It returns nil if there are no messages in the queue.
 +
 
 +
{{notice|This function doesn't free up the memory used by a Channel, it needs to be garbage collected to release the memory.}}
 
== Function ==
 
== Function ==
 
=== Synopsis ===
 
=== Synopsis ===
 
<source lang="lua">
 
<source lang="lua">
value = Channel:pop( name )
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value = Channel:pop( )
 
</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.}}
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{{param|Variant|value|The contents of the message.}}
 
== See Also ==
 
== See Also ==
 
* [[parent::Channel]]
 
* [[parent::Channel]]
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* [[Channel:push]]
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* [[Channel:demand]]
 
[[Category:Functions]]
 
[[Category:Functions]]
{{#set:Description=Retrieve the value of a message.}}
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{{#set:Description=Retrieve the value of a Channel message.}}
 
== Other Languages ==
 
== Other Languages ==
 
{{i18n|Channel:pop}}
 
{{i18n|Channel:pop}}

Latest revision as of 19:25, 9 March 2018

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.

It returns nil if there are no messages in the queue.

O.png This function doesn't free up the memory used by a Channel, it needs to be garbage collected to release the memory.  


Function

Synopsis

value = Channel:pop( )

Arguments

None.

Returns

Variant value
The contents of the message.

See Also

Other Languages