function _chart_encode_data in Google Chart Tools: Image Charts 5

Same name and namespace in other branches

1. 6 chart.module \_chart_encode_data()
2. 7 chart.module \_chart_encode_data()

Encode an array of data.

Missing data placeholder 'NULL' is replaced the appropriate placeholder.

Return value

string

1 call to _chart_encode_data()

chart_build in ./chart.module

Build chart query string.

File

./chart.module, line 322

Google Charting API. Developed by Tj Holowaychuk

Code

function _chart_encode_data($data) {
  if (count($data)) {
    foreach ($data as $k => $v) {
      if (is_array($v) || is_object($v)) {
        $output .= '|';
        $output .= _chart_encode_data($v, $type);
      }
      else {
        if ($v != 'NULL') {
          $output .= $v . ',';
        }
        else {
          $output .= '-1,';
        }
      }
    }
  }
  return trim($output, '|,');
}