force customers to add only single item to card per purchase EDD [closed]

I searched a lot and find a way to do it.

add following to theme functions.php file:

add_filter( 'edd_pre_add_to_cart_contents', '__return_false' );

Source: https://gist.github.com/amdrew/2192eb02839fcdf9e3d2

Thanks!

Related Posts:

  1. Should all plugins be encapsulated in a Class?
  2. Consuming an external API in WordPress?
  3. How can I import a class privately into a plugin?
  4. How do I extend one plugin I’m writing with another I’m writing using classes?
  5. Generate custom output for page/URL in a plugin
  6. Post source link plugin – small modification
  7. Add CSS animation as Preloader to WordPress
  8. How to list the Hooks and order of execution in current loading page? [duplicate]
  9. Setting up widgets in wordpress with a unique ID for the after_title argument
  10. Modifying Footnote Plugin for Descriptive Title Attributes
  11. How to Replace Words with Hypertext Link But Ignore Previously Existed Links?
  12. Auto delete WordPress users according to time
  13. Edit Yoast SEO breadcrumbs output [closed]
  14. How would I go about creating a user ranked post popularity page?
  15. How to fetch products with the price in a page on woocommerce using a form or live search with php
  16. Redirect to another page using contact form 7? [closed]
  17. Inserting custom PHP script on homepage
  18. Loop in elementor custom widget not working
  19. I am trying to make a field show and save from quickedit screen
  20. .php file for woocommerce edit category? [closed]
  21. Customize Menu | Styling LESS/SCSS code formats
  22. Why is it important to check for isset and is_array before checking in_array in this example?
  23. Comment “like” problem – “users who like this” avatar linking to current user profile instead of “liker’s” profile
  24. Calling a save function from a “submit” button
  25. same user role or copy the user role to be same as the other role
  26. How to fix these PHP Warnings with the “Feed JSON” plug-in?
  27. woocommerce remove coupon link does not work
  28. implement custom roles in custom plugin
  29. Post source link plugin – small modification
  30. Custom Plugin: How to Include Install Buttons of other 3rd Party Plugins?
  31. Adding discount functionality to the cart
  32. How to assign a specific service to a specific provider based on location
  33. Precheck fields when I add a new post
  34. Rename a folder via HTML POST request
  35. Move plugin pages from dashboard to front-end
  36. working code, not working – Plugin Dev
  37. Cron job shedules replace?
  38. Custom shortcode being shown in WPBakery backend rather than the block
  39. Move plugin upload folder from mywebsite.com/wp-content/uploads/pdfuploads to mywebsite.com/pdfs?
  40. Woocommerce list variations that are added already to cart in Single Product
  41. Flexslider empty slide
  42. Custom SportsPress list
  43. How to fix vanilla comments extra iframe space
  44. I want to remove the register/login WordPress top bar from my website
  45. How to delete remain data in WP database after deleting custom post via admin interface
  46. What can I do to customize a widget provided with this plugin? from where have I to start?
  47. WordPress: code structure
  48. How to make a Template page to show the information of different things Shop and Product page?
  49. Show Similar Post Titles ( Similar to Stack Exchange )
  50. WP showing “warning: call_user_func_array()”, What to do?
  51. How can I pass a variable to wp_ajax action?
  52. Open external links in a new window
  53. How can i change an image’s author?
  54. WP-Members redirect if member ALREADY logged in
  55. Get a list of galleries from an album in NextGEN Gallery [closed]
  56. How to get subscription key or id using Woocommerce Subscriptions [closed]
  57. How to get member list based on role by using buddypress?
  58. get shortcode value
  59. Storing Options in a Shortcode
  60. Add Product Subtitle to Woocommerce Product Page
  61. Plugins Page invisible / white
  62. code is working properly in Core PHP but writing coding in WordPress
  63. How can I fix the mixed content problems of the kk star ratings plugin?
  64. Basic Object Oriented plugin question
  65. WordPress + PHP + IIS + PHP Fatal error: require():
  66. How do I make a child theme I made POST through a 3rd party plugin?
  67. Adding regex filter to feedwordpress
  68. Change get_current_user_id code to the author’s profile
  69. Duplicate results are displayed in a custom plugin [closed]
  70. php code crashes site – possible syntax error
  71. Help with WP Business Directory Manager Plugin?
  72. I receive taxonomy id
  73. Is there a way to convert shortcodes to html content?
  74. Change text string in a plugin
  75. get_users(); Is an Undefined Function When Used in Cron Job
  76. the_content() printing DOCTYPE, and tags in the middle of page
  77. How to change WooCommece variation data programmtically [closed]
  78. How to include files relative to a file’s directory
  79. dynamically create callback functions inside a for loop
  80. How to display an alert when deleting a plugin?
  81. Mobilepress fails to translate short codes
  82. uncaught TypeError: Cannot read properties of null (reading ‘classList’) custom plugin
  83. Getting infinite scrolling working on my custom template
  84. How do I display PHP file contents on front end of WordPress?
  85. How can I translate something in my class constructor of my plugin in WordPress?
  86. Define global variable in theme file and call that variable in plugin file
  87. SimpleXML is not working with xml response from external api
  88. Custom wp_list_tables redirect on specfic page
  89. No result after wpdb->insert
  90. Automatically check “Enable stock management at product level” to the existing products?
  91. Cannot pass variable to page definition
  92. How do I change tab url
  93. How to display all custom fields associated with a post type – IN THE ADMIN AREA?
  94. Things that saved lose when logout
  95. Plugin program: JQuery not working in this plugin
  96. PHP and Jquery pass value from form. Update function on DataBase
  97. Plugin use of ajax/jquery depending dropdown
  98. Why haven’t I see plugins using get_file_data to handle retrieving plugin version?
  99. Warning: Undefined variable $admin
  100. public custom posts not showing in my wordpress plugin