toDouble static method

double toDouble(
  1. dynamic value
)

Converts a value to a double.

Example: '3.14' -> 3.14

Implementation

static double toDouble(dynamic value) {
  if (value is String) {
    return double.tryParse(value) ?? 0.0;
  } else if (value is int) {
    return value.toDouble();
  } else if (value is double) {
    return value;
  } else {
    return 0.0;
  }
}