Dynamic Field Value
You can set Dynamic Default Value for Fields by using Dynamic Tags.
Edit Field > Settings > Default Value
1. Current Date Time
{{current_date_time}}
You can custom date format like this {{current_date_time | date_format:Y-m-d H:i:s}}
2. Current Request (POST, GET)
E.g You want to get parameter value from url https://piotnetforms.com/?utm_source=facebook
GET : {{request | parameter:utm_source}}
POST : {{request_post | parameter:utm_source}}
3. Current User Info
{{user_info | meta:ID}}
{{user_info | meta:user_login}}
{{user_info | meta:user_nicename}}
{{user_info | meta:user_email}}
{{user_info | meta:user_url}}
{{user_info | meta:user_registered}}
{{user_info | meta:user_status}}
{{user_info | meta:display_name}}
{{user_info | meta:custom_user_meta}}
4. Current Post / Page
{{post_id}}
{{post_title}}
{{post_url}}
{{post_time | format:F j, Y}}
{{post_modified_time | format:F j, Y}}
{{post_content | length:0}}
{{post_excerpt | length:50}}
{{post_comments_number}}
{{post_featured_image | size:full}}
{{post_terms | taxonomy:tags | separator:, | link:true}}
5. Shortcode
{{shortcode | shortcode:[your_shortcode]}}
6. Custom Field
{{post_custom_field | name:your_field_name}}
{{acf_field | name:your_field_name}}
{{metabox_field | name:your_field_name}}
{{pods_field | name:your_field_name}}
{{toolset_field | name:your_field_name}}
{{jetengine_field | name:your_field_name}}
7. Author Info
{{author_info | meta:display_name}}
{{author_info | meta:user_nicename}}
{{author_info | meta:user_email}}
{{author_info | meta:description}}
{{author_info | meta:user_meta}}
8. Woocommerce
{{wc_product_title}}
{{wc_product_price | format:full}}
{{wc_product_price | format:original}}
{{wc_product_price | format:sale}}
{{wc_product_discount_percentage}}
{{wc_product_rating}}
{{wc_product_short_description | length:0}}
{{post_terms | taxonomy:product_cat | separator:, | link:true}}
{{post_terms | taxonomy:product_tag | separator:, | link:true}}
{{wc_category_thumbnail}}
9. Archive
{{archive_title}}
{{archive_description | length:0}}
{{archive_meta | term_id:term_id | meta_key:meta_key}}
10. Term
{{term_name}}
{{term_description}}
{{term_url}}
{{term_count}}
{{term_color}}
{{term_image}}
{{term_meta | meta_key:meta_key}}
11. Remote IP
{{remote_ip}}