1, // ignore case difference 'ignoreCase' => false, // ignore line ending difference 'ignoreLineEnding' => false, // ignore whitespace difference 'ignoreWhitespace' => false, // if the input sequence is too long, it will just gives up (especially for char-level diff) 'lengthLimit' => 2000, // if truthy, when inputs are identical, the whole inputs will be rendered in the output 'fullContextIfIdentical' => false, ]; // options for renderer class $rendererOptions = [ // how detailed the rendered HTML is? (none, line, word, char) 'detailLevel' => 'line', // renderer language: eng, cht, chs, jpn, ... // or an array which has the same keys with a language file // check the "Custom Language" section in the readme for more advanced usage 'language' => 'eng', // show line numbers in HTML renderers 'lineNumbers' => true, // show a separator between different diff hunks in HTML renderers 'separateBlock' => true, // show the (table) header 'showHeader' => true, // convert spaces/tabs into HTML codes like ` ` // and the frontend is responsible for rendering them with CSS. // when using this, "spacesToNbsp" should be false and "tabSize" is not respected. 'spaceToHtmlTag' => false, // the frontend HTML could use CSS "white-space: pre;" to visualize consecutive whitespaces // but if you want to visualize them in the backend with " ", you can set this to true 'spacesToNbsp' => false, // HTML renderer tab width (negative = do not convert into spaces) 'tabSize' => 4, // this option is currently only for the Combined renderer. // it determines whether a replace-type block should be merged or not // depending on the content changed ratio, which values between 0 and 1. 'mergeThreshold' => 0.8, // this option is currently only for the Unified and the Context renderers. // RendererConstant::CLI_COLOR_AUTO = colorize the output if possible (default) // RendererConstant::CLI_COLOR_ENABLE = force to colorize the output // RendererConstant::CLI_COLOR_DISABLE = force not to colorize the output 'cliColorization' => RendererConstant::CLI_COLOR_AUTO, // this option is currently only for the Json renderer. // internally, ops (tags) are all int type but this is not good for human reading. // set this to "true" to convert them into string form before outputting. 'outputTagAsString' => false, // this option is currently only for the Json renderer. // it controls how the output JSON is formatted. // see available options on https://www.php.net/manual/en/function.json-encode.php 'jsonEncodeFlags' => \JSON_UNESCAPED_SLASHES | \JSON_UNESCAPED_UNICODE, // this option is currently effective when the "detailLevel" is "word" // characters listed in this array can be used to make diff segments into a whole // for example, making "good-looking" into "good-looking" // this should bring better readability but set this to empty array if you do not want it 'wordGlues' => [' ', '-'], // change this value to a string as the returned diff if the two input strings are identical 'resultForIdenticals' => null, // extra HTML classes added to the DOM of the diff container 'wrapperClasses' => ['diff-wrapper'], ];