DART

string to double dart

// String -> double
main () {
    var onePointOne = double.parse('1.1');
    print(onePointOne == 1.1); // prints true
}

dart to double

void main() { 
   int n1 = 2; 
   var value = n1.toDouble(); 
   print("Output = ${value}"); 
} 

convert string to double flutter

var long2 = double.parse("STRING");

dart convert string to double

// String -> double
main () {
    var onePointOne = double.parse('1.1');
    print(onePointOne == 1.1); // prints true
}

dart parse int from double

double x=10.7;
int y = x~/2;

string to double dart

var myInt = int.parse('12345');
assert(myInt is int);
print(myInt); // 12345