upload constant
String
const upload
Implementation
static const String upload =
'<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" width="304" height="384" preserveAspectRatio="xMidYMid meet" viewBox="0 0 304 384"><path fill="currentColor" d="M0 21h299v43H0V21zm0 214L149 85l150 150h-86v128H85V235H0z"/></svg>';