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[mdref/mdref-http] / http / Env / negotiateLanguage.md
1 # static string http\Env::negotiateLanguage(array $supported[, array &$result)
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3 Negotiate the client's preferred language.
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5 > ***NOTE:*** The first elemement of $supported languages serves as a default if no language matches.
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7 ## Params:
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9 * array $supported
10 List of supported content languages.
11 * Optional reference array &$result
12 Out parameter recording negotiation results.
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14 ## Returns:
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16 * NULL, if negotiation fails.
17 * string, the negotiated language.