QTableWidget生成空行後沒法取cell值的緣由

判斷cell內容爲空， 能夠這樣實現：ide [cpp]  view plain  copy if(ui->tableWidget->item(i,j)==NULL||             //判斷指向該cell的指針是否爲空                (ui->tableWidget->item(i,j)&&                 ui->tableWidget->item(i

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