HTML for adding a meta box (basic text field) to page editor?

Related Posts:

1. Making custom meta box required (with error message if not filled in) on Gutenberg
2. Custom field/meta populated by dropdown of existing posts?
3. What is the index [0] for on post meta fields?
4. Individual Widgets per Page
5. Gutenberg add a custom metabox to default blocks
6. ‘Preview Changes’ for custom meta boxes?
7. Using TinyMce with textareas in meta boxes on custom post types
8. add meta box – custom field : which to choose?
9. Tabindex on text input immediately after WordPress title input
10. Add metabox to document tab in gutenberg
11. How to add add_meta_box to specific Page Template?
12. Custom field metabox not showing in back-end
13. Add custom fields within meta box class “on the fly”
14. How to hide meta box values from custom fields list?
15. Adding another state (spam, reject, approve) to wordpress comments?
16. Arrange custom fields with drag and drop?
17. How can I avoid re-inventing the Custom Fields wheel in my Plugin’s Metabox?
18. Unable to get Preview of Uploaded image within a Custom Meta box
19. Using media-upload.php to upload mp3 via custom fields
20. extend Meta Box / Document Panel
21. Add custom option to Standard Page Attributes Meta Box
22. How to store the value of a custom field dropdown select for post referencing?
23. Add multiple images to a page sidebar
24. Only show metabox when date-value in other metabox is over?
25. Custom Meta Boxes: Store two values in one repeatable field
26. HTML / Javascript in custom field textarea?
27. Populating meta box with select-list of existing posts, and assigning it to custom post types
28. Create meta boxes that don’t show in custom fields
29. How To Create a Metabox of HTML Content with Instructions For Editors When Editing a Post or Page?
30. How to load php file for specific page in admin?
31. How to set default metaboxes on user creation?
32. Metabox nonce PHP notice
33. TinyMCE in Custom Metabox not loaded after upgrading from WP 3.1.4 to WP 3.2
34. wp_editor in add_meta_boxes does not show gallery
35. How do I assign this filter to a variable? (Appending php & markup to the_content)
36. Problem in custom meta boxes
37. Multiplile values checkbox or select in custom meta box
38. Create custom field key upon theme activation
39. Problem with adding exta field in metabox in custom post type
40. Adding a custom field or metabox to the post-thumbnail widget?
41. Custom fields to save multiple values
42. How do I add custom_meta_box_id’s value?
43. Undefined index error when saving content on metabox
44. How to save multiple metaboxes?
45. Metabox with multiple fields added by user and upload box
46. add meta box using function.php
47. Metabox image upload and custom field
48. all tincymce’s switch when updating page after changing from html to text in custom metabox
49. My metabox class
50. wp_handle_upload error “Specified file failed upload test” but still creates attachment?
51. How to construct multiple meta boxes
52. Inserting Schema Markup (JSON-LD) Manually with Custom Fields or any Better Ways?
53. Loading scripts to the Post Edit page only
54. Force hide custom field metaboxes
55. Woocommerce with metabox plugin
56. wp_editor removes paragraph from custom meta box
57. How to Display Custom Meta Box only on Specific Page IDs
58. WP Custom Fields Metabox Disappears – ACF plugin issue [closed]
59. Metabox will not save
60. How to check for specific meta box value on front end and output accordingly
61. Where did the Add New Custom Field go?
62. How Meta Data is different from Custom Fields of POST/PAGE in WordPress
63. Admin meta Image Path
64. Tweak Meta for Post to work it for Pages also
65. Odd PHP Code To Display HTML Of Meta Box [closed]
66. custom field not saved
67. How to create a Custom Meta Box with Name/Value Admin User Input Fields?
68. Create Multiple File Upload Metabox in WordPress
69. Users Select inside custom metabox
70. Custom Metabox Not Saving
71. Better Method for Multiple Meta Boxes
72. how to fetch the meta field keys/meta boxes from a post type?
73. How to Create Dynamic Fields in a Meta Box?
74. Set front page option using custom fields?
75. Should custom meta boxes be able to output shortcodes the same as WordPress’ native post editor?
76. Can’t get metabox value (a url) returned using WPAlchemy
77. Unsaved changes in metabox inputs not detected in the block editor
78. Custom Fields box in the post editor: Replace textareas with input elements
79. Custom Meta Box (SELECT) Not Saving
80. Get updated meta value after post update or published (custom post type) using hook
81. Button inside Custom Meta Box triggering the Update Button
82. Why is my Custom Meta Box Field Inputs NOT saving?
83. custom-meta-box checkboxes from loop won’t save
84. Custom Metabox additional item
85. get_posts in meta box dropdown not showing latest posts
86. Custom fields attached to a page template only show on edit screen when page is saved
87. I need a “Choose from existing content” popin
88. Outputing a metabox textarea and avoid line breaks inside li tags
89. How can you include custom post meta in search without calling each key?
90. Display Custom Meta Box Field Only If Value is Present
91. When creating a metabox do you have to create DB fields for the data?
92. shortcode in a custom metabox
93. Specific coditional usage [closed]
94. Set checkbox as checked by default in a metabox
95. Singleton Custom Field (Meta Box)
96. Problem with saving large amount of data in postmeta/usermeta
97. Custom metabox not displaying multiselect data in edit mode
98. Move Title and the Content WYSIWYG editor position
99. How to validate select field in post meta?
100. How can I hide custom field from users used for caching response from external api?