Parse source
as a, possibly signed, integer literal and return its value.
Like parse except that this function returns null
for invalid inputs instead of throwing.
external static int tryParse(String source, {int radix});
© 2012 the Dart project authors
Licensed under the Creative Commons Attribution-ShareAlike License v4.0.
https://api.dartlang.org/stable/2.0.0/dart-core/int/tryParse.html