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getDataCount

getDataCount​

Returns the current row count of a list field in the DataSet.

Parameters

  • fieldPath (String): The path of the list field in the DataSet (e.g. "ds.list")

Returns: number — the list's current row count, or 0 if the path is invalid or not a list type

Example

var count = $vm.getDataCount("ds.list");
$log.i("현재 행 수:", count);

// 마지막 행 인덱스 계산
var lastIndex = $vm.getDataCount("ds.list") - 1;

// 데이터가 있을 때만 처리
if ($vm.getDataCount("ds.list") > 0) {
  $vm.setDSCurrent("ds.list", 0);
}

Related

  • $vm.setDataCount(fieldPath, count) — change the DataSet list's row count
  • $vm.getDSCurrent(path) — read the currently selected row index