Thursday 29 December 2016

how to find vowels in a string in javascript

how to find vowels in a string in javascript

Introduction:

Here I will explain how to find vowels in a string in  javascript. In javascript such a not inbuilt function to get how to find vowels in a string in javascript so I have create this small function to how to find vowels in a string in javascript . It is easiest way to  how to find vowels in a string in javascript.

In previous post I explained System.Array' does not contain a definition for 'Count' how to access session in class c# how to create chat application in asp.net using c# sql query to get daily count and many article about Asp.net javascript and C#

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how to find vowels in a string in javascript


Javascript function:


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function VowelsData() {
    var Data = document.getElementById('txtData').value;
    if (Data == "")
    {
        alert('Enter value to check find vowels in a string');
        return;
    }
    var Count = 0;
    var Vowels = "";
    for (var Counter = 0; Counter < Data.length; Counter++) {
        if (Data.charAt(Counter).match(/[a-zA-Z]/) != null) {
            if (Data.charAt(Counter).match(/[aeiouAEIOU]/)) {
                Vowels = Vowels + Data.charAt(Counter);
                Count++;
            }
        }
    }
    if (Vowels == "")
    {
        Vowels = "Oops No Vowels";
    }
    document.getElementById('lblVowels').innerHTML = Vowels;
    document.getElementById('lblVowelsCount').innerHTML = Count;
}



Complete Example for how to find vowels in a string in javascript:


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<html>
<head>
    <title>how to find vowels in a string in javascript</title>
    <script>
function VowelsData() {
    var Data = document.getElementById('txtData').value;
    if (Data == "")
    {
        alert('Enter value to check find vowels in a string');
        return;
    }
    var Count = 0;
    var Vowels = "";
    for (var Counter = 0; Counter < Data.length; Counter++) {
        if (Data.charAt(Counter).match(/[a-zA-Z]/) != null) {
            if (Data.charAt(Counter).match(/[aeiouAEIOU]/)) {
                Vowels = Vowels + Data.charAt(Counter);
                Count++;
            }
        }
    }
    if (Vowels == "")
    {
        Vowels = "Oops No Vowels";
    }
    document.getElementById('lblVowels').innerHTML = Vowels;
    document.getElementById('lblVowelsCount').innerHTML = Count;
}
    </script>
</head>
<body>
    <h1>how to find vowels in a string in javascript</h1>
    <div style="padding: 50px">
<table border="0" cellpadding="3" cellspacing="3">
<tr>
    <td>Enter Input :
    </td>
    <td>
        <input type='text'  id='txtData' >
    </td>
</tr>
    <tr>
    <td colspan="2">
        <input type='button' value='Find Vowels' onclick="VowelsData();">
    </td>
</tr>
<tr>
    <td>Total Vowels Count :
    </td>
    <td>
        <label id="lblVowelsCount"></label>
    </td>
</tr>
<tr>
    <td>Total Vowels :
    </td>
    <td>
            <label id="lblVowels"></label>
    </td>
</tr>
</table>
    </div>
</body>
</html>

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/>
at No comments:
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get month number from month name using javascript

get month number from month name using javascript

Introduction:

Here I will explain how to get month number from month name using javascript. In javascript such a not inbuilt function to get month number from month name so I have create this smaal function to get month number from month name using javascript. It is easiest way to convert month name to month number in javascript.

In previous post I explained System.Array' does not contain a definition for 'Count' how to access session in class c# how to create chat application in asp.net using c# sql query to get daily count and many article about Asp.net javascript and C#

Search:

how to get month number from month name using Javascript
get month number from month name


Eample:


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<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
    <title>get month number from month name using javascript</title>
    <script>
        function getMonthFromName(MonthName) {
            var Month = 1;
            switch (MonthName) {
                case "January":
                    Month = 1;
                    break;
                case "February":
                    Month = 2;
                    break;
                case "March":
                    Month = 3;
                    break;
                case "April":
                    Month = 4;
                    break;
                case "May":
                    Month = 5;
                    break;
                case "June":
                    Month = 6;
                    break;
                case "July":
                    Month = 7;
                    break;
                case "August":
                    Month = 8;
                    break;
                case "September":
                    Month = 9;
                    break;
                case "October":
                    Month = 10;
                    break;
                case "November":
                    Month = 11;
                    break;
                case "December":
                    Month = 12;
                    break;
            }
            return Month;
        }
        function getMonthNumber() {
            var MonthNo = getMonthFromName(document.getElementById('txtMonthName').value);
            document.getElementById('lblMonthNumber').innerHTML = MonthNo.toString();
        }

    </script>
</head>
<body>
    <form id="form1" runat="server">
        <div>
            <h1>get month number from month name using javascript</h1>
            <input type="text" id="txtMonthName" />
            <input type="button" value="Get Month Number" onclick="getMonthNumber();" />
            <br />
            Month Number is:
            <label ID="lblMonthNumber"></label>
        </div>
    </form>
</body>
</html>

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2. file size validation in jquery
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5. How to bind DropdownList from database
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