a constant
String
const a
Implementation
static const String a =
'<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" width="563" height="671" preserveAspectRatio="xMidYMid meet" viewBox="0 0 563 671"><path fill="currentColor" d="M491 222v-94h72v526h-72v-74c-50 55-124 91-206 91C133 671 0 551 0 401s133-270 285-270c82 0 156 36 206 91zm0 185v-12c-4-110-95-198-207-198-115 0-215 91-215 204s100 204 215 204c112 0 203-88 207-198z"/></svg>';