function charts_trim_array in Charts 7.2

Same name and namespace in other branches

1. 8 includes/charts.pages.inc \charts_trim_array()

Recursive function to trim out empty options that aren't used.

4 calls to charts_trim_array()

_charts_google_populate_chart_data in modules/charts_google/charts_google.inc

Utility to populate chart data.

_charts_google_render in modules/charts_google/charts_google.inc

Chart render callback; Convert all chart-level data.

_charts_highcharts_populate_chart_data in modules/charts_highcharts/charts_highcharts.inc

Utility to populate chart data.

_charts_highcharts_render in modules/charts_highcharts/charts_highcharts.inc

Chart render callback; Convert all chart-level data.

File

./charts.module, line 379

Provides elements for rendering charts and Views integration.

Code

function charts_trim_array(&$array) {
  foreach ($array as $key => &$value) {
    if (is_array($value)) {
      charts_trim_array($value);
    }
    elseif (is_null($value) || is_array($value) && count($value) === 0) {
      unset($array[$key]);
    }
  }
}