Modify the number of custom columns added by WordPress

Sometimes we will select the name of the added custom column in the Add Custom Column panel, but WordPress By default, only the first 30 user-defined column names sorted alphabetically will be displayed, and those beyond will not be displayed. When there are many user-defined columns added, the user-defined columns you want to add will not be found in the selection box. You can only add them manually, which is inconvenient. You can increase the displayed quantity by using the following code.

Modify the number of custom columns added by WordPress

Add the following code to the current topic function template functions.php.

 add_filter( 'postmeta_form_limit' , 'customfield_limit_increase' ); function customfield_limit_increase( $limit ) { $limit = 100; return $limit; }

The number 100 is the number of displays, which can be adjusted appropriately.

The code originates from the network