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run code in 200+ php & hhvm versions
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<?php mb_internal_encoding('windows-1252'); $string = '“'; $normalized = [ "\xC2\x80" => "\xE2\x82\xAC", // U+20AC Euro sign "\xC2\x82" => "\xE2\x80\x9A", // U+201A single low-9 quotation mark "\xC2\x83" => "\xC6\x92", // U+0192 latin small letter f with hook "\xC2\x84" => "\xE2\x80\x9E", // U+201E double low-9 quotation mark "\xC2\x85" => "\xE2\x80\xA6", // U+2026 horizontal ellipsis "\xC2\x86" => "\xE2\x80\xA0", // U+2020 dagger "\xC2\x87" => "\xE2\x80\xA1", // U+2021 double dagger "\xC2\x88" => "\xCB\x86", // U+02C6 modifier letter circumflex accent "\xC2\x89" => "\xE2\x80\xB0", // U+2030 per mille sign "\xC2\x8A" => "\xC5\xA0", // U+0160 latin capital letter s with caron "\xC2\x8B" => "\xE2\x80\xB9", // U+2039 single left-pointing angle quotation mark "\xC2\x8C" => "\xC5\x92", // U+0152 latin capital ligature oe "\xC2\x8E" => "\xC5\xBD", // U+017D latin capital letter z with caron "\xC2\x91" => "\xE2\x80\x98", // U+2018 left single quotation mark "\xC2\x92" => "\xE2\x80\x99", // U+2019 right single quotation mark "\xC2\x93" => "\xE2\x80\x9C", // U+201C left double quotation mark "\xC2\x94" => "\xE2\x80\x9D", // U+201D right double quotation mark "\xC2\x95" => "\xE2\x80\xA2", // U+2022 bullet "\xC2\x96" => "\xE2\x80\x93", // U+2013 en dash "\xC2\x97" => "\xE2\x80\x94", // U+2014 em dash "\xC2\x98" => "\xCB\x9C", // U+02DC small tilde "\xC2\x99" => "\xE2\x84\xA2", // U+2122 trade mark sign "\xC2\x9A" => "\xC5\xA1", // U+0161 latin small letter s with caron "\xC2\x9B" => "\xE2\x80\xBA", // U+203A single right-pointing angle quotation mark "\xC2\x9C" => "\xC5\x93", // U+0153 latin small ligature oe "\xC2\x9E" => "\xC5\xBE", // U+017E latin small letter z with caron "\xC2\x9F" => "\xC5\xB8", // U+0178 latin capital letter y with diaeresis ]; $string = str_replace(array_keys($normalized), array_values($normalized), $string); echo iconv('UTF-8', 'ISO-8859-1//TRANSLIT', $string);
based on bCQJc
Output for 5.4.2 - 5.5.34, 5.6.7 - 5.6.20, 5.6.28 - 7.0.5, 7.0.20 - 7.2.0
"
Output for 7.0.6
Fatal error: Uncaught Error: Call to undefined function iconv() in /in/OITTs:37 Stack trace: #0 {main} thrown in /in/OITTs on line 37
Process exited with code 255.
Output for 5.5.35, 5.6.21
Fatal error: Call to undefined function iconv() in /in/OITTs on line 37
Process exited with code 255.
Output for 5.3.18 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/OITTs on line 6
Process exited with code 255.