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<?php
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declare(strict_types=1);
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namespace GuzzleHttp\Psr7;
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/**
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* @internal
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*/
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final class Rfc7230
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{
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/**
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* Header related regular expressions (based on amphp/http package)
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*
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* Note: header delimiter (\r\n) is modified to \r?\n to accept line feed only delimiters for BC reasons.
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*
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* @link https://github.com/amphp/http/blob/v1.0.1/src/Rfc7230.php#L12-L15
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*
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* @license https://github.com/amphp/http/blob/v1.0.1/LICENSE
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*/
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public const HEADER_REGEX = "(^([^()<>@,;:\\\"/[\]?={}\x01-\x20\x7F]++):[ \t]*+((?:[ \t]*+[\x21-\x7E\x80-\xFF]++)*+)[ \t]*+\r?\n)m";
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public const HEADER_FOLD_REGEX = "(\r?\n[ \t]++)";
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}
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