with10SecondDelay.dart

import 'dart:io';

import 'package:flutter/material.dart';

class With10SecondDelay extends StatelessWidget {
  runningFunction() {
    int sum = 0;
    for (int i = 1; i <= 10; i++) {
      sleep(Duration(seconds: 1));
      print(i);
      sum += i;
    }
    return "total sum is $sum";
  }

  pauseFunction() {
    //pause function is not async
    print(runningFunction());
  }

  @override
  Widget build(BuildContext context) {
    pauseFunction();
    return Material(
      child: Center(
        child: Center(
          child: Text(
            "Tnx for waiting 10 seconds : check console for response",
            style: TextStyle(
              fontSize: 50,
            ),
          ),
        ),
      ),
    );
  }
}