Question

_get_component_from_parsed_url_array( array|false $url_parts,  int $component = -1 )

Retrieve a specific component from a parsed URL array.

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description

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参数

$url_parts

(array|false) (Required) The parsed URL. Can be false if the URL failed to parse.

$component

(int) (Optional) The specific component to retrieve. Use one of the PHP predefined constants to specify which one. Defaults to -1 (= return all parts as an array). @see <a href="http://php.net/manual/en/function.parse-url.php">http://php.net/manual/en/function.parse-url.php</a>

Default value: -1

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返回值

(mixed) False on parse failure; Array of URL components on success; When a specific component has been requested: null if the component doesn't exist in the given URL; a string or - in the case of PHP_URL_PORT - integer when it does. See parse_url()'s return values.

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源代码

File: wp-includes/http.php

function _get_component_from_parsed_url_array( $url_parts, $component = -1 ) {
	if ( -1 === $component ) {
		return $url_parts;
	}

	$key = _wp_translate_php_url_constant_to_key( $component );
	if ( false !== $key && is_array( $url_parts ) && isset( $url_parts[ $key ] ) ) {
		return $url_parts[ $key ];
	} else {
		return null;
	}
}

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更新日志

Version	description
4.7.0	Introduced.

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相关函数

Uses

• wp-includes/http.php: _wp_translate_php_url_constant_to_key()

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Used By

• wp-includes/http.php: wp_parse_url()

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User Contributed Notes