
        </p>
        <p>
            For the property <code class="constant">GL_NUM_ACTIVE_VARIABLES</code>, the number of active variables
            associated with an active uniform block, shader storage block, atomic
            counter buffer or transform feedback buffer is written to <em class="parameter"><code>params</code></em>.
        </p>
        <p>
            For the property <code class="constant">GL_ACTIVE_VARIABLES</code>, an array of active variable indices
            associated with an