Important Functions of JavaScript.
1. alert()
2. confirm()
3. console.log()
4. document.write()
5. prompt()
What is alert() and how to use ?
alert() : It is used to alert the user that something has happened.
Example Code :
<script type = "text/javascript">
alert("Welcome To Trisera Ti");
</script>
Output :
confirm() : Opens up a Confirm/Cancel dialog and returns true/false depending on user's click.
Example Code:
<script type="text/javascript">
confirm("Login to Trisera Ti")
</script>
Output :
What is console.log() and how to use ?
console.log() : Writes information to the browser console , good for debugging purposes.
Example Code :
<script type = "text/javascript" >
console.log (" Learn easy javascript with trisera ");
</script>
Output :
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What is document.write() and how to use ?
document.write() : Write directly to the HTML document .
Example Code :
<script type = "text/javascript" >
document.write("Trisera Ti"):
</script>
Output :
" write text on the page "
What is prompt() and how to use ?
prompt(msg, default) : Create an dialog for user input.
Example Code :
<script type = ''text/javascript" >
prompt("hello","triserati");
</script>
Output :
