Provides Unicode-related conversions and operations.
Hierarchy
- class \Drupal\Component\Utility\Unicode
Related topics
- Utility classes and functions
- Overview of utility classes and functions for developers.
File
- core/lib/Drupal/Component/Utility/Unicode.php, line 10
Namespace
Drupal\Component\Utility
Members
| Name | Modifiers | Type | Description |
|---|---|---|---|
| Unicode::$status | protected static | property | Holds the multibyte capabilities of the current environment. |
| Unicode::caseFlip | public static | function | Flip U+C0-U+DE to U+E0-U+FD and back. Can be used as preg_replace callback. |
| Unicode::check | public static | function | Checks for Unicode support in PHP and sets the proper settings if possible. |
| Unicode::convertToUtf8 | public static | function | Converts data to UTF-8. |
| Unicode::encodingFromBOM | public static | function | Decodes UTF byte-order mark (BOM) into the encoding's name. |
| Unicode::getStatus | public static | function | Gets the current status of unicode/multibyte support on this environment. |
| Unicode::lcfirst | public static | function | Converts the first character of a UTF-8 string to lowercase. |
| Unicode::mimeHeaderDecode | public static | function | Decodes MIME/HTTP encoded header values. |
| Unicode::mimeHeaderEncode | public static | function | Encodes MIME/HTTP headers that contain incorrectly encoded characters. |
| Unicode::PREG_CLASS_WORD_BOUNDARY | constant | Matches Unicode characters that are word boundaries. | |
| Unicode::setStatus | public static | function | Sets the value for multibyte support status for the current environment. |
| Unicode::STATUS_ERROR | constant | Indicates an error during check for PHP unicode support. | |
| Unicode::STATUS_MULTIBYTE | constant | Indicates that full unicode support with the PHP mbstring extension is being used. | |
| Unicode::STATUS_SINGLEBYTE | constant | Indicates that standard PHP (emulated) unicode support is being used. | |
| Unicode::strcasecmp | public static | function | Compares UTF-8-encoded strings in a binary safe case-insensitive manner. |
| Unicode::strlen | public static | function | Counts the number of characters in a UTF-8 string. |
| Unicode::strpos | public static | function | Finds the position of the first occurrence of a string in another string. |
| Unicode::strtolower | public static | function | Converts a UTF-8 string to lowercase. |
| Unicode::strtoupper | public static | function | Converts a UTF-8 string to uppercase. |
| Unicode::substr | public static | function | Cuts off a piece of a string based on character indices and counts. |
| Unicode::truncate | public static | function | Truncates a UTF-8-encoded string safely to a number of characters. |
| Unicode::truncateBytes | public static | function | Truncates a UTF-8-encoded string safely to a number of bytes. |
| Unicode::ucfirst | public static | function | Capitalizes the first character of a UTF-8 string. |
| Unicode::ucwords | public static | function | Capitalizes the first character of each word in a UTF-8 string. |
| Unicode::validateUtf8 | public static | function | Checks whether a string is valid UTF-8. |
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