LearnDash_Settings_Section_Payments_Defaults::validate_currency()
Method: Validate Settings Currency field.
@since: 4.1.0
@package: LearnDash / Settings / Sections
Source Files: includes/settings/settings-sections/class-ld-settings-section-payments-defaults.php
@package: LearnDash / Settings / Sections
Source Files: includes/settings/settings-sections/class-ld-settings-section-payments-defaults.php