What is the difference between Parse() and TryParse()?
int number = int.Parse(textBoxNumber.Text);
// The Try-Parse Method
int.TryParse(textBoxNumber.Text, out number);
Is there some form of error-checking like a Try-Catch Block?
Parse
throws an exception if it cannot parse the value, whereas TryParse
returns a bool
indicating whether it succeeded.
TryParse
does not just try
/catch
internally - the whole point of it is that it is implemented without exceptions so that it is fast. In fact the way it is most likely implemented is that internally the Parse
method will call TryParse
and then throw an exception if it returns false
.
In a nutshell, use Parse
if you are sure the value will be valid; otherwise use TryParse
.