margin constant
String
const margin
Implementation
static const String margin =
'<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" width="48" height="48" preserveAspectRatio="xMidYMid meet" viewBox="0 0 48 48"><mask id="svgIDa"><g fill="none" stroke="#fff" stroke-linejoin="round" stroke-width="4"><rect width="36" height="36" x="6" y="6" fill="#555" rx="3"/><path stroke-linecap="round" d="M34 6v36M14 6v36m17 0h6m-26 0h6M11 6h6m13 0h6"/></g></mask><path fill="currentColor" d="M0 0h48v48H0z" mask="url(#svgIDa)"/></svg>';