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<?php ini_set("intl.use_exceptions", true); var_dump(idn_to_ascii( "", IDNA_USE_STD3_RULES | IDNA_NONTRANSITIONAL_TO_ASCII | IDNA_CHECK_CONTEXTJ, INTL_IDNA_VARIANT_UTS46, $info )); var_dump($info); $errors = [ "IDNA_ERROR_EMPTY_LABEL", "IDNA_ERROR_LABEL_TOO_LONG", "IDNA_ERROR_DOMAIN_NAME_TOO_LONG", "IDNA_ERROR_LEADING_HYPHEN", "IDNA_ERROR_TRAILING_HYPHEN", "IDNA_ERROR_HYPHEN_3_4", "IDNA_ERROR_LEADING_COMBINING_MARK", "IDNA_ERROR_DISALLOWED", "IDNA_ERROR_PUNYCODE", "IDNA_ERROR_LABEL_HAS_DOT", "IDNA_ERROR_INVALID_ACE_LABEL", "IDNA_ERROR_BIDI", "IDNA_ERROR_CONTEXTJ" ]; foreach($errors as $errorReadable){ $error = constant($errorReadable); if($info['errors'] & $error){ echo $errorReadable . "\n"; } }
Output for 7.0.5, 7.3.32 - 7.3.33, 7.4.33, 8.0.13, 8.5.1 - 8.5.3
Fatal error: Uncaught Error: Call to undefined function idn_to_ascii() in /in/5uNZD:4 Stack trace: #0 {main} thrown in /in/5uNZD on line 4
Process exited with code 255.
Output for 8.4.1 - 8.4.18, 8.5.0
Fatal error: Uncaught ValueError: idn_to_ascii(): Argument #1 ($domain) must not be empty in /in/5uNZD:4 Stack trace: #0 /in/5uNZD(4): idn_to_ascii('', 26, 1, NULL) #1 {main} thrown in /in/5uNZD on line 4
Process exited with code 255.
Output for 8.2.0 - 8.2.30, 8.3.0 - 8.3.30
Fatal error: Uncaught IntlException: idn_to_ascii: empty domain name in /in/5uNZD:4 Stack trace: #0 /in/5uNZD(4): idn_to_ascii('', 26, 1, NULL) #1 {main} thrown in /in/5uNZD on line 4
Process exited with code 255.
Output for 7.0.20, 7.1.5 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.31, 7.4.0 - 7.4.32, 8.0.0 - 8.0.12, 8.0.14 - 8.0.30, 8.1.0 - 8.1.34
Fatal error: Uncaught IntlException: idn_to_ascii: empty domain name in /in/5uNZD:8 Stack trace: #0 /in/5uNZD(8): idn_to_ascii('', 26, 1, NULL) #1 {main} thrown in /in/5uNZD on line 8
Process exited with code 255.
Output for 7.0.0 - 7.0.4, 7.0.6, 7.1.0
Fatal error: Uncaught IntlException: idn_to_ascii: empty domain name in /in/5uNZD:7 Stack trace: #0 /in/5uNZD(7): idn_to_ascii('', 26, 1, NULL) #1 {main} thrown in /in/5uNZD on line 7
Process exited with code 255.
Output for 5.5.24 - 5.5.28, 5.5.31 - 5.5.33, 5.5.35, 5.6.8 - 5.6.12, 5.6.16 - 5.6.19, 5.6.21 - 5.6.28
Fatal error: Uncaught exception 'IntlException' with message 'idn_to_ascii: empty domain name' in /in/5uNZD:9 Stack trace: #0 /in/5uNZD(9): idn_to_ascii('', 26, 1, NULL) #1 {main} thrown in /in/5uNZD on line 9
Process exited with code 255.
Output for 5.5.29 - 5.5.30, 5.5.34, 5.6.13 - 5.6.15, 5.6.20
Fatal error: Call to undefined function idn_to_ascii() in /in/5uNZD on line 4
Process exited with code 255.
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