how to check null value present in chart

sumathra

<p>Hi..i have create a  line chart ..in that "NUll" is present so how to remove it by script or UI ????</p><p>and then X axis label if rotate only its showing all lables or else it hide some labels in x axis is there way to show label all label without rotation ??</p><p>just see attach image .....</p>

kclark

<p>I haven't test this yet but in the expression builder on the X-Axis you could try something like this.</p><pre class="_prettyXprint _lang-">if(row["DATA"] != null) { row["DATA"];}</pre>