Verify If A Key Has A Value In Subarray

[yazzou]

Hello

 

I have the following array and i would like to make a function where i can check if one of the [tid] values is equal to 2 or not. How can do that in such multidimensional array ?

 

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Array
(
[0] => Array
(
[tid] => 2
[taxonomy_term] => stdClass Object
(
[tid] => 2
[vid] => 2
[name] => languedoc
[description] => 
[format] => 
[weight] => 0
[vocabulary_machine_name] => mots_cles
[rdf_mapping] => Array
(
[rdftype] => Array
(
[0] => skos:Concept
)

[name] => Array
(
[predicates] => Array
(
[0] => rdfs:label
[1] => skos:prefLabel
)

)

[description] => Array
(
[predicates] => Array
(
[0] => skos:definition
)

)

[vid] => Array
(
[predicates] => Array
(
[0] => skos:inScheme
)

[type] => rel
)

[parent] => Array
(
[predicates] => Array
(
[0] => skos:broader
)

[type] => rel
)

)

)

)

[1] => Array
(
[tid] => 3
[taxonomy_term] => stdClass Object
(
[tid] => 3
[vid] => 2
[name] => marseille
[description] => 
[format] => 
[weight] => 0
[vocabulary_machine_name] => mots_cles
[rdf_mapping] => Array
(
[rdftype] => Array
(
[0] => skos:Concept
)

[name] => Array
(
[predicates] => Array
(
[0] => rdfs:label
[1] => skos:prefLabel
)

)

[description] => Array
(
[predicates] => Array
(
[0] => skos:definition
)

)

[vid] => Array
(
[predicates] => Array
(
[0] => skos:inScheme
)

[type] => rel
)

[parent] => Array
(
[predicates] => Array
(
[0] => skos:broader
)

[type] => rel
)

)

)

)

) 
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Edited October 12, 2012 by yazzou

[kicken]

Set a flag variable to false, then use a foreach loop to go over each array element and check it's ['tid'] element to see if it matches. If it does, set the flag variable to true. After the loop, check if the flag variable is true or false.