hasValue static method

bool? hasValue(
  1. dynamic value
)

Has Value

Implementation

static bool? hasValue(dynamic value) {
  if (value == null) return false;
  if (value is num) return value != 0;
  if (value is String || value is Iterable || value is Map)
    return value.length > 0;
  if (value is bool) return value;
  return true;
}