How to check one string contains another sub string in dart/flutter

Question

I want to check weather a String contains or not a specific substring in dart/flutter.

example

String mainString = "toyota allion 260 2010";
String substring = "allion";

I want to check weather substring is in the mainString or not?

Please help me to find a solution

Answer 1

String mainString = "toyota allion 260 2010";
String substring = "allion";

mainString.contains(substring); //return true if contains