$schemamarkup = get_post_meta(get_the_ID(), 'schemamarkup', true); if(!empty($schemamarkup)) { echo $schemamarkup; }

How to Install Selenium Opera WebDriver on Gnu/Linux Distros

GNU/Linux Installing Selenium WebDriver on Opera Guide

How to Install Selenium WebDriver on Opera 26+ Browser Python Client in Linux 64-bit GNU/Linux Based desktop – Step by step Tutorial.

And OperaChromiumDriver on Linux is a WebDriver implementation derived from ChromeDriver and adapted by Opera that enables programmatic automation of Chromium-based Opera products for desktop and Android platforms.

Moreover, OperaChromiumDriver End-User Emulation ensures that your entire stack (HTML, Scripts, Styling, Embedded Resources and Backend Setup) is functioning correctly without tedious Manual Testing routines.

How to Install Selenium Opera WebDriver on GNU/Linux Distros

GNU/Linux Selenium Opera Web Browser Driver Installation Guides