Prevent notice in SelectMultipleSideBySideElement
An array is initialized as string (and initialized as array in an if statement again) but tried to be imploded in a later call.
[BUGFIX] Prevent notice in SelectMultipleSideBySideElement
This patch initializes a variable globally as an array to prevent a
notice when the script tries to implode the variable.
Reviewed-by: Christian Kuhn <firstname.lastname@example.org>
Tested-by: Christian Kuhn <email@example.com>
Reviewed-by: Wouter Wolters <firstname.lastname@example.org>
Tested-by: Wouter Wolters <email@example.com>