fix stracture

Author: m-r-davari

.idea/common_utilities.iml

@@ -1,20 +1,22 @@
 import 'package:common_utilities/common_utilities.dart';
 
 void main() {
-  String mainStr =
-      'If you want something you have never had you must do something you have never done';
+  String yourStr = 'If you want something you have never had you must do something you have never done';
 
-  String result = mainStr.stringUtils().subStringBetween('want', 'never');
-  // prints =>  'something you have'
+  String result = yourStr.stringUtils().subStringBetween('want', 'never');
+  // print(result) =>  'something you have'
 
-  List<String> result2 =
-      mainStr.stringUtils().subStringsBetween('you', 'never');
-  // prints =>  ['something you have' , 'must do something you have']
+  List<String> result2 = yourStr.stringUtils().subStringsBetween('you', 'never');
+  // print(result2) =>  ['something you have' , 'must do something you have']
 
-  String result3 = mainStr.stringUtils().subStringAfter('something');
-  // prints =>  'you have never had you must do something you have never done'
+  String result3 = yourStr.stringUtils().subStringAfter('something');
+  // print(result3) =>  'you have never had you must do something you have never done'
 
   bool lastIndex = true; //This is optional & its false by default
-  String result4 = mainStr.stringUtils().subStringAfter('something', lastIndex);
-  // prints =>  'you have never done'
+  String result4 = yourStr.stringUtils().subStringAfter('something', lastIndex);
+  // print(result4) =>  'you have never done'
+
+  String str = CommonUtils.getRandomString(10);
+  // print(str) =>  'btorklcvxw'
+
 }

.idea/libraries/Dart_Packages.xml

@@ -1,5 +1,5 @@
 name: example
-description: A new Flutter project.
+description: example to show how to use common_utilities library
 publish_to: none
 version: 1.0.0+1
 

example/lib/main.dart

@@ -1,4 +1,4 @@
 library common_utilities;
 
 export 'src/extensions.dart';
-export 'src/static_methods.dart';
+export 'src/common_utils.dart';

example/pubspec.yaml

@@ -0,0 +1,16 @@
+import 'dart:convert';
+import 'dart:math';
+
+class CommonUtils {
+
+  /// generate a secure random string
+  static String getRandomString(int len) {
+    var random = Random.secure();
+    var values = List<int>.generate(len, (i) => random.nextInt(255));
+    return base64UrlEncode(values);
+  }
+
+
+
+
+}