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on March 23, 2022

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Flutter Lecture 2

import 'package:flutter/material.dart' ; class LoginScreen extends StatelessWidget { const LoginScreen ({ Key ? key }) : super ( key : key ) ; @override Widget build ( BuildContext context ) { return Scaffold ( appBar : AppBar ( title : const Text ( "Login" ) , centerTitle : true, actions : [ IconButton ( onPressed : () { print ( "hello world" ) ; } , icon : const Icon ( Icons . access_alarm) , ) , IconButton ( onPressed : () { print ( "hello world" ) ; } , icon : const Icon ( Icons . access_alarm) , ) , IconButton ( onPressed : () { print ( "hello world" ) ; } , icon : const Icon ( Icons . access_alarm) , ) , IconButton ( onPressed : () {

Lecture 32

//array //object // let value = [10, 20, "hello world"] // let a = "hello world" // let result = a.includes("world"); // console.log(result ) // console.log(value[1]); // value[1] = 100 // console.log(value); // value.push("hello pakistn") // console.log(value); let array_2 = [ // 0 1 2 [ 10 , 20 , 30 ], [ 20 , 222 ] ] console . log ( array_2 [ 1 ][ 2 ]) let obj = { "firstName" : "Bilal" , "lastNAme" : "Javed" , "email" : function () { alert ( "hello email" ) } } console . log ( obj [ "email" ]())

Lecture 4(evening)

< html > < head > < title > Home </ title > </ head > < body >   < table align = "center" border = "0" cellpadding = "10" cellspacing = "0" height = "100%&

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