toInteger static method

int toInteger(
  1. dynamic value, {
  2. int defaultValue = 0,
})

Tries to parse value into integer.

null, int, double, bool, String

If none found, then defaultValue is returned.

Implementation

static int toInteger(dynamic value, {int defaultValue = 0}) {
  if (value is int) {
    return value;
  }

  if (value == null) {
    return defaultValue;
  }

  if (value is double) {
    return value.toInt();
  }

  if (value is bool) {
    return value ? 1 : 0;
  }

  if (value is String) {
    return int.tryParse(value) ??
        double.tryParse(value)?.toInt() ??
        defaultValue;
  }

  return defaultValue;
}