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<?php $idn_email = 'θσερ@εχαμπλε.ψομ'; [$local, $domain] = explode('@', $idn_email, 2); $ascii_email = idn_to_ascii($local) . '@' . idn_to_ascii($domain); var_dump( $ascii_email, filter_var($ascii_email, FILTER_VALIDATE_EMAIL) );
Output for 7.1.0 - 7.1.33, 7.4.0 - 7.4.32, 8.0.0 - 8.0.12, 8.0.14 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.7
string(37) "xn--qxaf2ag@xn--mxahbxey0c.xn--xxaf0a" string(37) "xn--qxaf2ag@xn--mxahbxey0c.xn--xxaf0a"
Output for 7.3.32 - 7.3.33, 7.4.33, 8.0.13
Fatal error: Uncaught Error: Call to undefined function idn_to_ascii() in /in/BprQh:5 Stack trace: #0 {main} thrown in /in/BprQh on line 5
Process exited with code 255.
Output for 7.2.0 - 7.2.33, 7.3.0 - 7.3.31
Deprecated: idn_to_ascii(): INTL_IDNA_VARIANT_2003 is deprecated in /in/BprQh on line 5 Deprecated: idn_to_ascii(): INTL_IDNA_VARIANT_2003 is deprecated in /in/BprQh on line 5 string(37) "xn--qxaf2ag@xn--mxahbxey0c.xn--xxaf0a" string(37) "xn--qxaf2ag@xn--mxahbxey0c.xn--xxaf0a"
Output for 5.6.0 - 5.6.40, 7.0.0 - 7.0.33
Parse error: syntax error, unexpected '=' in /in/BprQh on line 4
Process exited with code 255.
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