JavaScript_ManyWays/JsBasics.html at main · Rahul4dev/JavaScript_ManyWays · GitHub

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<!-- To find maximum from 3 input values -->

<html>
<head>
<title> maximum of 3 numbers </title>
<script>
letn1,n2,n3;
n1=parseInt(window.prompt("Enter n1 value"));
n2=parseInt(window.prompt("Enter n2 value"));
n3=parseInt(window.prompt("Enter n3 value"));

if(n1>n2&&n1>n3)document.writeIn("maximum is"+n1);
elseif(n2>n1&&n2>n3)document.writeIn("maximum is"+n2);
elsedocument.writeIn("maximum is"+n3);

</script>
</head>
<body>
</body>
</html>


<!-- to find factorial -->

<html>
<head>
<title> Factorial </title>
<script>
letn,i,fact=1;
n=parseInt(window.prompt("Enter a number"));
if(n===0)document.writeIn("Factorial is 1");
else{
for(i=1;i<=n;i++){
fact=fact*i;
}
document.writeIn('factorail is '+fact);
}
</script>
</head>
<body>
</body>
</html>

<!-- to get the square and cube of a number -->

<html>
<head>
<script>
leta;
a=parseInt(window.prompt('Enter a number'));
document.writeIn('Square of given number is'+sqaure(a));
document.writeIn('Cube of given number is'+cube(a));

functionsquare(k){
lets;
s=k*k;
returns;
}

fucntioncube(m){
letn;
n=m*m*m;
returnn;
}
</script>
</head>
<body>
</body>
</html>


<!-- Validation in Js -->

<html>
<head>
<title> Validation In Simple JS using .forms</title>
<script>
functionvalidate(){
letemail,uName,pWord,cpWord;
email=document.forms('form').email.value;
uName=document.forms('form').uName.value;
pWord=document.forms('form').pWord.value;
cpWord=document.forms('form').cpWord.value;

if(email===''||cpWord===''||pWord===''||uName==='')alert('Enter the input fields');
elseif(uName.length<8)alert('Username must be atleast 8 characters long without spacing');
elseif(pWord.length<6)alert('Password must be strong with alphanumeric character and atleast 7 charater long without spacing');
elseif(cpWord!==pWord)alert('Password does not match, please enter the password carefully');
elsealert('Form successfully filled');
}
</script>
</head>
<body>
<formname='form'>
<tablealign='center'>
<tr>
<td> Username: </td>
</tr>
<tr>
<td> Password: </td>
</tr>
<tr>
<td> confirm Password: </td>
</tr>
<tr>
<td> Email: </td>
<td><inputtype='text' name='email'></input></td>
</tr>
<tr>
<tdcolspan=2align='center'><inputtype='button' onclick='validate()' name='btn' value='submit' /></td>
</tr>
</table>
</form>
</body>
</html>


<!-- Event Handling -->

<html>
<head>
<title> Event Handling </title>
<bodyonload='alert("Example for JS Events")'>
<h1align='center'> JS Events </h1>
<br/><hr/>
<formname='form' onSubmit='alert("submit")'>
<!-- onBlur Event: -->

<inputtype='text' value='Click Here' onBlur='alert("Not Clear")' />

<!-- onClick Event -->

<inputtype='text' value='Click Here' onClick='alert("Changed")' />

<br/>
<!-- onDoubleClick -->
<inputtype='text' value='Click Here' onDblClick='alert("Double Clicked")' />

<!-- onMouseMove Event -->
<inputtype='button' value='Place Here' onMouseMove='alert("Mouse Moved to this Place")' />

<!-- onKeyUp Event -->
<inputtype='text' value='press any key' onKeyUp='alert("KeyUp Pressed")' />

<!-- onKeyDown Event -->
<inputtype='text' value='press any key' onKeyDown='alert("KeyDown Pressed")' />

<!-- OnSUbmit Event -->
<inputtype='Submit' value='Submit'></input>

</form>
</body>
</html>


<!-- Window Methods -->
<html>
<head>
<title> Window Operations </title>
</head>
<body>
<form>
<inputtype="button" value='New Window' onClick= "window.open('login.html)", "login" , width= 250,height= 200)></input>

<inputtype='button' value='close' onClick='window.close()'></input>
</form>
</body>
</html>