gravity form preview of image upload
Sorry, Late Answer
<script>jQuery('#imgview').hide(); function readURL(input) { if (input.files && input.files[0]) { var reader = new FileReader(); jQuery('#imgview').show(); reader.onload = function (e) { jQuery('#imgview>img').attr('src', e.target.result); } reader.readAsDataURL(input.files[0]); }}// your File input id "#input_1_2"jQuery(document).on("change","#input_1_2", function(){ readURL(this);});</script>html block
<div id="imgview"><img src=""></div>