Callback

from the Artful MySQL Tips List


This function uses a callback function.

function doIt($callback) {
  $data = acquireData();
  $callback($data);
}

This is a sample callback function for doIt().

function myCallback($data) {
  echo 'Data is: ', $data, "\n";
}

Call doIt() and pass our sample callback function's name.

doIt('myCallback'); 




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