matchesZero method
Implementation
bool matchesZero(Map<String, dynamic>? variables) {
if (variables == null || variables.isEmpty || _variableName == null) {
return true;
}
var varVal = variables[_variableName!];
if (varVal == null) return true;
var nStr = '$varVal';
var nStrLC = nStr.toLowerCase();
if (nStr == '0' || nStrLC == 'zero' || nStrLC == 'null') return true;
var n = double.tryParse(nStr);
if (n == null) {
return nStr == '0.0' || nStr == '0,0';
}
return _delta(0, n) < 0.0001;
}