accept=”image/*”
OR
var extension = input.files[0].name.split(‘.’).pop().toLowerCase(); //file extension from input file var fileExtension = [‘jpeg’,’jpg’,’png’,’gif’,’bmp’,’JPEG’,’JPG’,’PNG’,’GIF’,’BMP’]; if (jQuery.inArray(extension, fileExtension) == -1) { alert(“Only .jpeg .jpg .png .gif .bmp formats are allowed.”); return false; }