Read first dimension of 2D array in JSON file
function readArrayRows2D extends Modelica.Icons.Function; input String fileName "File name"; input String varName "Key"; input Boolean verboseRead = true "= true, if info message that file is loading is to be printed"; input Types.Diagnostics detectMissingData = Types.Diagnostics.Warning "Print diagnostic message in case of missing data"; output Integer m "Number of rows in array"; end readArrayRows2D;