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user 131923
Plugins are tools to extend the functionality of WordPress.Use the tag to mark questions related to issues and bugs faced in the plugin or its improvement. This tag should not be used to mark requests for plugin recommendations, which are off-topic per the FAQ.
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1
answer
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How to save the option's new values plus old value without overwrite old one
i have just tried this
function myplugin_update_field_foo( $new_value, $old_value ) {
if ($newvalue !== $oldvalue && !empty($oldvalue)) {
$newvalue = array_unique( array_merge( $newvalue, $oldval …
