', esc_attr( __( 'Save', '3cx-webinar' ) ), $onclick ); $onclick = sprintf( "this.form._wpnonce.value = '%s';" . " this.form.action.value = 'clear_cache';" . " return true;", $nonce ); $button .= sprintf( ' ', esc_attr( __( 'Clear Cache', '3cx-webinar' ) ), $onclick ); $onclick = sprintf( "this.form._wpnonce.value = '%s';" . " this.form.action.value = 'test_api';" . " return true;", $nonce ); $button .= sprintf( ' ', esc_attr( __( 'Test API Request', '3cx-webinar' ) ), $onclick ); echo $button; } ?>