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run code in 300+ PHP versions simultaneously
<?php /** * What is the DOM Core Version is Supported by PHP DOM? */ $dom = new DOMDocument(); $dom->loadXML('<root/>'); $element = $dom->documentElement; function dom_list_feature(DOMDocument $dom, $feature, array $versions) { echo "$feature Feature is in PHP DOMDocument implementation:\n\n"; $found = []; foreach ($versions as $i => $version) { $result = $dom->implementation->hasFeature($feature, $version); if ($result) { $found[] = $version; } printf(" %d.) $feature %' -5s: %s\n", $i + 1, var_export($version, true), $result ? 'TRUE' : 'FALSE'); } $count = count($found); printf("\n%s %s versions found%s.\n\n", $count, $feature, $found ? ': ' . implode('; ', $found) : ''); } # Test DOMDocument in PHP Support for DOM-Core Feature # Document Object Model (DOM) <http://www.w3.org/DOM/DOMTR> dom_list_feature($dom, "Core", array('3.0', '2.0', '1.0', '', NULL)); # Test DOMDocument in PHP Support for DOM-XPath Feature # Document Object Model XPath <http://www.w3.org/TR/DOM-Level-3-XPath/xpath.html> dom_list_feature($dom, "XPath", array('3.0', '2.0', '1.0', '', NULL));
Output for 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Core Feature is in PHP DOMDocument implementation: 1.) Core '3.0': FALSE 2.) Core '2.0': FALSE 3.) Core '1.0': TRUE 4.) Core '' : FALSE Deprecated: DOMImplementation::hasFeature(): Passing null to parameter #2 ($version) of type string is deprecated in /in/cOOnG on line 19 5.) Core NULL : FALSE 1 Core versions found: 1.0. XPath Feature is in PHP DOMDocument implementation: 1.) XPath '3.0': FALSE 2.) XPath '2.0': FALSE 3.) XPath '1.0': FALSE 4.) XPath '' : FALSE Deprecated: DOMImplementation::hasFeature(): Passing null to parameter #2 ($version) of type string is deprecated in /in/cOOnG on line 19 5.) XPath NULL : FALSE 0 XPath versions found.
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 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30
Core Feature is in PHP DOMDocument implementation: 1.) Core '3.0': FALSE 2.) Core '2.0': FALSE 3.) Core '1.0': TRUE 4.) Core '' : FALSE 5.) Core NULL : FALSE 1 Core versions found: 1.0. XPath Feature is in PHP DOMDocument implementation: 1.) XPath '3.0': FALSE 2.) XPath '2.0': FALSE 3.) XPath '1.0': FALSE 4.) XPath '' : FALSE 5.) XPath NULL : FALSE 0 XPath versions found.
Output for 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/cOOnG on line 14
Process exited with code 255.
Output for 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_ARRAY, expecting '&' or T_VARIABLE in /in/cOOnG on line 10
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting ')' in /in/cOOnG on line 10
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1
Parse error: parse error, unexpected T_STRING, expecting ')' in /in/cOOnG on line 10
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `')'' in /in/cOOnG on line 10
Process exited with code 255.
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