829fe39d_ry_for_Unicode_Handling_in_PHP__Details
[Function Name] utf8_chr_to_hex [Details] 
Accepts a UTF-8 encoded character and returns Code Point as U+xxxx. Through an optional parameter, you can suggest the preferred format of output i.e. U+xxxx or \uxxxx or unformated hexadecimal.
Portable UTF-8 - A Lightweight Library for Unicode Handling in PHP
Details