Unicode Characters
Escape characters also support Unicode characters using the \u prefix followed by the hexadecimal representation of the Unicode code point.
PHP
<?php $str = "This is a smiley face: \u{1F604}"; echo $str; ?> |
Output
This is a smiley face: ????
How to use Escape Characters in PHP ?
Escape characters in PHP are special characters that allow you to include non-printable characters, represent special characters, or format strings in a way that might be challenging with regular characters alone. They are preceded by a backslash \. In this article, we’ll explore how to use escape characters in PHP, covering various scenarios and providing detailed descriptions with examples.