assets/sass/fa-v6/_icons.scss

   1 // specific icon class definition
   2 // -------------------------
   3
   4 /* Font Awesome uses the Unicode Private Use Area (PUA) to ensure screen
   5 readers do not read off random characters that represent icons */
   6
   7 @each $name, $icon in $fa-icons {
   8   .#{$fa-css-prefix}-#{$name}::before { content: unquote("\"#{ $icon }\""); }
   9 }