This Ext.field.Number override adds the property showThousandSeparator, whose default value is true, which is a flag indicating that this component should show the thousands separators in the number.

Also using the already existing properties decimals and decimalSeparator allows to display and edit the numbers according to the following two international formats.

It is not uncommon for users to want to see the data grid as they left it the last time they used it. For this, Sencha supposedly implements the “stateful” functions, nor I, not those to whom I have asked with , have not been able to find how to use these functions in the grids, even more so with the Modern version .