Adi Dotnet: 2015

2 February 2015

How to clear div content in jquery

<!DOCTYPE html>
<html>
<head>
<script src="http://ajax.googleapis.com/ajax/libs/jquery/1.11.2/jquery.min.js"></script>
<script>
$(document).ready(function(){
    $("button").click(function(){
        $("#div1").empty();
    });
});
</script>
</head>
<body>

<div id="div1">
Smoe text
</div>

<br>
<br>
<button>Remove</button>

</body>
</html>

29 January 2015

How to validate double value in c#.net

Add namespace: using System.Text.RegularExpressions;

if (Regex.IsMatch(txt_number.Text, @"\d+(\.\d{1,2})?"))
{
    //valid Number
    // Do something with value
}
else
{
    //invalid Number
    lbl_error.Text = "Please enter a valid number";
    return;
}

Int value validation in c#.net

            int parsedValue;
            if (int.TryParse(txt_number.Text, out parsedValue))
            {

                //valid Number
                // Do something with value
            }
            else
            {
                //invalid Number
                lbl_error.Text = "Please enter a valid number";
                return;
            }

Decimal number validation in c#.net

           decimal d;
            if (decimal.TryParse(txt_number.Text, out d))
            {
                //valid Number
                // Do something with value
            }
            else
            {
                //invalid Number
                                lbl_error.Text = "Please enter a valid number";
                return;
            }

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