Upload only less then 50 kb image size and Allow only jpeg, jpg, gif ,png
Extensions type.
<html>
<head>
<script>
function imgdym()
{
var img = document.getElementById('filename');
var sz =img.files[0].size;
var kbsize = sz/1024
if(kbsize > 50){
alert("Image is Too large! please upload less then 50 kb")
alert("your image size is: "+kbsize+" kb" );
return false;
}
else{
var img =img.value;
var arraydata =img.split('.');
var Extension =arraydata[1];
if ((Extension === 'JPG') || (Extension === 'jpg')|| (Extension === 'jpeg') || (Extension === 'JPEG') || (Extension === 'GIF') || (Extension === 'gif') || (Extension === 'png') || (Extension === 'PNG'))
{
return true;
}
{
alert('Allow only jpeg, jpg, gif ,png');
return false;
}
}
}
</script>
</head>
<form action="upload_action.jsp" method="post" enctype="multipart/form-data" name="frmUpload" id="frmUpload">
<table align="center" width="30%" border="1" cellpadding="3" cellspacing="0" style="border-collapse: collapse" bordercolor="#111111">
<td class="textn"><input type="file" name="filename" id="filename" accept="image/gif,image/jpeg,image/tiff" class="textbox" ></td>
</tr>
<tr>
<td class="textn"> <input type="submit" name="AddFile" class="textbox1" id="AddFile" onClick="javascript:return imgdym();" value="Update Image"/> <input type="button" name="Cancel" id="Cancel" value="Cancel" class="textbox"/>
</td>
</tr>
</table>
<center><p style="color:#ff3dff;font-size:15px; font-weight:bold;">Upload User Image</p></center>
</form>
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