c# - How can I get Control Inside DatGridView columns -


how can controls checkbox in datagridviewcheckboxcell combobox in datagridviewcomboboxcell ? 

foreach (datagridviewrow row in dgvperformance.rows) {    datagridviewcheckboxcell chk = (datagridviewcheckboxcell)row.cells[6];    //i need find checkbox in chk }

you can't checkbox control datagridviewcheckboxcell, can value:

foreach (datagridviewrow row in dgvperformance.rows){    datagridviewcheckboxcell chk = row.cells[6] datagridviewcheckboxcell;     if(chk != null && (bool)chk.value){       //checked,    } }

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