Flutter substring

var string = 'dartlang';
string.substring(1);    // 'artlang'
string.substring(1, 4); // 'art'

What is the use of substring in flutter

// To remove or add anything at the end or to the start of the string

Dart substring

void main() { 
   String str1 = "Hello World"; 
   print("New String: ${str1.substring(6)}"); 
   
   // from index 6 to the last index 
   print("New String: ${str1.substring(2,6)}"); 
   
   // from index 2 to the 6th index 
}

Flutter substring

void main() {
  const str = "the quick brown fox jumps over the lazy dog";
  const start = "quick";
  const end = "over";

  final startIndex = str.indexOf(start);
  final endIndex = str.indexOf(end, startIndex + start.length);

  print(str.substring(startIndex + start.length, endIndex)); // brown fox jumps
}

Similar codes

0 vote307 views2 answers
How to remove &quot in json in "flutter"
Javascript Flutter
2 votes351 views3 answers
Flutter parse json
Javascript Flutter
0 vote351 views1 answer
Send json body http get flutter
Javascript Flutter
0 vote343 views1 answer
Flutter json serialization command with conflict resolve
Javascript Flutter
0 vote293 views1 answer
Storagereference flutter not found
Javascript Flutter
3 votes361 views1 answer
Read json file flutter
Javascript Flutter
0 vote292 views2 answers
Popup alert in flutter
Javascript Flutter
11 votes351 views4 answers
Make border rounded flutter
Javascript Flutter
0 vote350 views1 answer
How to make model class for complex json in flutter
Javascript Flutter
0 vote313 views1 answer
How to display data from json api using flutter expansiontile
Javascript Flutter