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The above changes mean that idn_to_ascii() can now be used with that syntax (no need for utf8_encode()). Previously, the function worked to convert some IDNs, but failed to convert Japanese and Cyrillic IDNs.
The idn_to_ascii () function in PHP is used to convert a Unicode domain name into IDNA ASCII form. IDNA stands for Internationalizing Domain Names in Applications. It is a mechanism for handling internationalized domain names containing non-ASCII characters.
variant Soit INTL_IDNA_VARIANT_2003 (obsolète à partir de PHP 7.2.0) pour IDNA 2003, soit INTL_IDNA_VARIANT_UTS46 (seulement disponible à partir de ICU 4.6) pour UTS #46. idna_info Ce paramètre ne peut être utilisé que si la cosntante INTL_IDNA_VARIANT_UTS46 a été utilisée dans le paramètre variant.
Execute idn_to_ascii Online. Info and examples on idn_to_ascii PHP Function from Internationalization Functions - Human Language and Character Encoding Support
Parameters domain The domain to convert, which must be UTF-8 encoded. options Conversion options - combination of IDNA_* constants (except IDNA_ERROR_* constants). variant Either INTL_IDNA_VARIANT_2003 (deprecated as of PHP 7.2.0) for IDNA 2003 or INTL_IDNA_VARIANT_UTS46 (only available as of ICU 4.6) for UTS #46. idna_info This parameter can be used only if INTL_IDNA_VARIANT_UTS46 was used ...
Simple usage example of `idn_to_ascii ()`. The `idn_to_ascii` function in PHP is used to convert a domain name from its original form to the IDNA (Internationalized Domain Name in Applications) ASCII form. This function is particularly useful when you need to work with international domain names that contain non-ASCII characters.
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IDN Functions ¶ Table of Contents ¶ idn_to_ascii — Convert domain name to IDNA ASCII form idn_to_utf8 — Convert domain name from IDNA ASCII to Unicode
