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<?php $a = array('<foo>',"'bar'",'"baz"','&blong&', "\xc3\xa9"); echo "Normal: ", json_encode($a), "\n"; echo "Tags: ", json_encode($a, JSON_HEX_TAG), "\n"; echo "Apos: ", json_encode($a, JSON_HEX_APOS), "\n"; echo "Quot: ", json_encode($a, JSON_HEX_QUOT), "\n"; echo "Amp: ", json_encode($a, JSON_HEX_AMP), "\n"; echo "Unicode: ", json_encode($a, JSON_UNESCAPED_UNICODE), "\n"; echo "All: ", json_encode($a, JSON_HEX_TAG | JSON_HEX_APOS | JSON_HEX_QUOT | JSON_HEX_AMP | JSON_UNESCAPED_UNICODE), "\n\n";
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
Normal: ["<foo>","'bar'","\"baz\"","&blong&","\u00e9"] Tags: ["\u003Cfoo\u003E","'bar'","\"baz\"","&blong&","\u00e9"] Apos: ["<foo>","\u0027bar\u0027","\"baz\"","&blong&","\u00e9"] Quot: ["<foo>","'bar'","\u0022baz\u0022","&blong&","\u00e9"] Amp: ["<foo>","'bar'","\"baz\"","\u0026blong\u0026","\u00e9"] Unicode: ["<foo>","'bar'","\"baz\"","&blong&","é"] All: ["\u003Cfoo\u003E","\u0027bar\u0027","\u0022baz\u0022","\u0026blong\u0026","é"]
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 Normal: ["<foo>","'bar'","\"baz\"","&blong&","\u00e9"] Tags: ["\u003Cfoo\u003E","'bar'","\"baz\"","&blong&","\u00e9"] Apos: ["<foo>","\u0027bar\u0027","\"baz\"","&blong&","\u00e9"] Quot: ["<foo>","'bar'","\u0022baz\u0022","&blong&","\u00e9"] Amp: ["<foo>","'bar'","\"baz\"","\u0026blong\u0026","\u00e9"] Unicode: ["<foo>","'bar'","\"baz\"","&blong&","é"] All: ["\u003Cfoo\u003E","\u0027bar\u0027","\u0022baz\u0022","\u0026blong\u0026","é"]

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