doubleValue static method
Implementation
static double doubleValue(dynamic data) {
if (data is double) {
return data;
}
if (data is int) {
return data.toDouble();
}
if (data is String) {
if (data == '') {
return 0.0;
}
return double.parse(data);
}
if (data is bool) {
return data ? 1.0 : 0.0;
}
return 0.0;
}