String concatenation in the helper text

Rails
1

Hi ,

I am trying to append the string in the helper function .

content_tag(:span, :class => “a”) do user.designation end +
content_tag(:span, :class => “b”) do user.number end

In the above, i am trying to append strings before the value
user.designation and user.number.

like
do
"Designation : "+ user.designation end +

when i put like above i am getting error …

How to resolve this …

2

like
do
"Designation : "+ user.designation end +

when i put like above i am getting error …

Why can’t you do…

content_tag(:span, user.designation, :class => “a”) + content_tag(:span,
user.number, :class => “b”)

?