newExpression abstract method Null safety

int newExpression(
  1. {required String expression,
  2. required Map<String, double> variables,
  3. Map<String, double>? constants}
)

Creates a new Expression instance in the native library Note: This shouldn't be called manually

Implementation

int newExpression(
    {required String expression,
    required Map<String, double> variables,
    Map<String, double>? constants});