


Programs in HTML5
8. Example for sessionStorage.<!doctype html> <html> <head> <meta charset="utf-8"> <title>Untitled Document</title> <script> function showbalance() { if(sessionStorage.balance) { document.getElementById("amt").value = sessionStorage.balance; } else { sessionStorage.balance=0; } } function deposit() { if(sessionStorage.balance) { sessionStorage.balance = Number(sessionStorage.balance) + Number(document.getElementById("amt").value); } else { sessionStorage.balance=0; } } function withdraw() { if(sessionStorage.balance) { sessionStorage.balance = Number(sessionStorage.balance) - Number(document.getElementById("amt").value); } else { sessionStorage.balance=0; } } </script> </head> <body> Amount:<input type="text" id="amt"> <br><button type="button" onClick="showbalance()">Show</button> <button type="button" onClick="deposit()">Deposit</button> <button type="button" onClick="withdraw()">Withdraw</button> </body> </html>Output :
Amount:
Perform Deposit, Withdraw and Show balance. Later close the browser and open again check the balance. It will show '0' balance.
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