After installiation in plugins system, you can change default config
[
'style' => 'github',
'lang' => 'php'
];All the blocks of text enclosed in the shortcode [code], will be highlighted. For example:
[code] ... our text ... [/code]or, if the language of highlighting is different from the by default php
[code lang="html"] ... our text ... [/code]- More langs and styles you can find in [https://highlightjs.org] (https://highlightjs.org)