Generated by SassMeister.com.

input.scss

$dsp-md-imprint: "e900";

@function unicode($str){
  @return unquote("\"")+unquote(str-insert($str, "\\", 1))+unquote("\"")
}

@mixin makeIcon($arg, $val , $os: null) {
  // @debug $os;
  // @debug $arg;
  // @debug $val;
  @if($os) {
    .ion-#{$arg}:before,
    .ion-#{$os}-#{$arg}:before ,
    .ion-#{$os}-#{$arg}-outline:before {
      content: unicode($val);
    }
  } @else {
    .ion-#{$arg}:before,
    .ion-#{$arg}-outline:before,
    .ion-md-#{$arg}:before,
    .ion-md-#{$arg}-outline:before,
    .ion-ios-#{$arg}:before,
    .ion-ios-#{$arg}-outline:before {
      content: unicode($val);
    }
  }
}

@include makeIcon(dsp-imprint, $dsp-md-imprint, md);

output.css

.ion-dsp-imprint:before,
.ion-md-dsp-imprint:before,
.ion-md-dsp-imprint-outline:before {
  content: "\e900";
}

settings.json

{
  "sass": {
    "compiler": "dart-sass/1.26.11",
    "extensions": {},
    "syntax": "SCSS",
    "outputStyle": "expanded"
  },
  "autoprefixer": false
}