AG-GRID Angular How to Get all RowData from GridApi and how to reset row data from GridApi

 https://stackoverflow.com/questions/50697232/how-can-i-get-all-the-rows-of-ag-grid

// Get all row data:

getAllRows() {
  let rowData = [];
  this.gridApi.forEachNode(node => rowData.push(node.data));
  return rowData;
}

// Reset gridrow data

this.gridApi.setRowData(<YourDataArray>);

this.gridApi.setColumnsToFit();