Concatenation: oxy_concat() Function

This function concatenates the received string arguments.

Syntax:

oxy_concat ( str_1 , str_2 )

Example: oxy_concat Function

If an XML element has a @padding-left attribute:

 <p padding-left="20">...

and you want to add a padding before it with that specific amount specified in the attribute value:

*[padding-left]{
 padding-left:oxy_concat(attr(padding-left), "px");
}