jQuery(function(jQuery) {


    if (typeof wp.media != 'undefined') {

        // Uploading files
        var file_frame;
        var wp_media_post_id = wp.media.model.settings.post.id; // Store the old id
        var set_to_post_id = 5; // Set this
        formfield = jQuery(this).siblings('.custom_upload_image');
        preview = jQuery(this).siblings('.custom_preview_image');

        // Create the media frame.
        file_frame = wp.media.frames.file_frame = wp.media({
            multiple: false // Set to true to allow multiple files to be selected
        });

        // When an image is selected, run a callback.
        file_frame.on('select', function() {
            // We set multiple to false so only get one image from the uploader
            attachment = file_frame.state().get('selection').first().toJSON();

            imgurl = attachment.url;
            id = attachment.id;

            console.log(attachment);

            var inputfield = wp.media.model.settings.post.id;

            jQuery('input.custom_upload_image[name=' + inputfield + ']').val(id);
            jQuery('input.custom_upload_image[name=' + inputfield + ']').parents('td').find('.custom_preview_image').attr('src', imgurl);


            // Restore the main post ID
            wp.media.model.settings.post.id = wp_media_post_id;
        });

        jQuery('.custom_upload_image_button').click(function(e) {

            e.preventDefault();

            var set_to_post_id = jQuery(this).parents('td').find('.custom_upload_image').attr('name');

            wp.media.model.settings.post.id = set_to_post_id;

            // Open frame
            file_frame.open();

            // Finally, open the modal
            file_frame.open();
        });

        // Restore the main ID when the add media button is pressed
        jQuery('a.add_media').on('click', function() {
            wp.media.model.settings.post.id = wp_media_post_id;
        });

        jQuery('.custom_clear_image_button').click(function(e) {
            e.preventDefault();
            jQuery(this).parents('td').find('.custom_upload_image').val('');
            jQuery(this).parents('td').find('.custom_preview_image').attr('src', '/wp-content/themes/YESpeopleandprojects/images/image.png');
        });

    }

});
Setting Validate Copy Format