columns constant
String
const columns
Implementation
static const String columns =
'<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" width="24" height="24" preserveAspectRatio="xMidYMid meet" viewBox="0 0 24 24"><path fill="currentColor" d="M4 4h16a2 2 0 012 2v12a2 2 0 01-2 2H4a2 2 0 01-2-2V6a2 2 0 012-2Zm12 2v12h4V6h-4ZM4 6v12h4V6H4Zm6 0v12h4V6h-4Z"/></svg>';