extractHeaderDoubleValue function
Implementation
double? extractHeaderDoubleValue(Map<String, String> headers, String name) {
final v = extractHeaderStringValue(headers, name);
return v == null ? null : num.parse(v).toDouble();
}
double? extractHeaderDoubleValue(Map<String, String> headers, String name) {
final v = extractHeaderStringValue(headers, name);
return v == null ? null : num.parse(v).toDouble();
}