Type: String Boolean

Default: false

This setting allows to set a predefined class for the pre tag. Example below, will make all code inside of pre tag to be highlighted, and have line numbers.

$R('#content', {
        preClass: 'prettyprint linenums'


Type: Number Boolean

Default: 4

This setting allows to set the number of spaces that will be applied when a user presses Tab key inside of preformatted blocks.

If set to 'false', Tab key will apply tabulation instead of spaces inside of preformatted blocks.

$R('#content', {
    preSpaces: false