SMART datagrid v.1 > Classes > MultiLineCellEditor
The minimum text length which should be entered.
If specify as less than 0, you can enter without limit. In addition, if try to commit editing in the state of entering less than the minimum length, Warning Message will be displayed according to EditOptions.alertMinLengthError setting.
Defaults to 0.
var columns = [{
name: "col1",
fieldName: "Data1",
editor: {
type: "multiline",
minLength: 5
},
....
}];
grid.setColumns(columns);
column && column.setEditor({
minLength: 5
});