h statistical indicators are included in stats, while <cite>string</cite>, <cite>fmt</cite> and <cite>units</cite> are used to generate and control a string output in a similar way as in wrapped function <cite>dataIO.arrays.stats</cite>. <cite>get_stats</cite> implements a more versatile syntax handling statistics on  three coordinates axis.
See the test function <cite>test_get_stats</cite> for more examples.</p>
<p><cite>vars</cite> is an array of indices selecting which variables must be included in the s