How to find the size of localStorage in HTML?

HTMLJavascriptProgramming Scripts

localStorage is used to persist information across multiple sessions. It has a maximum size of 5MB.

Example

You can try to run the following code snippet to check the size allocated −

var sum = 0;

// loop for size
for(var i in localStorage) {
   var amount = (localStorage[i].length * 2) / 1024 / 1024;
   sum += amount;
   document.write( i + " = " + amount.toFixed(2) + " MB");
}
document.write( "Total = " + sum.toFixed(2) + " MB");
raja
Ankith Reddy
Published on 20-Mar-2018 11:59:49
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