ReadonlyAccounting: "Accounting"ReadonlyComma: "Comma"Displays numbers with a thousands separator.
ReadonlyCurrency: "Currency"Formats numbers as currency with a currency symbol and two decimal places.
ReadonlyCustom: "Custom"Indicates a user-defined or custom number format.
ReadonlyFraction: "Fraction"Displays numbers as fractions.
ReadonlyGeneral: "General"The default format, displays numbers as entered.
ReadonlyLongDate: "Long Date"Displays dates in a long format (e.g., "dddd, MMMM d, yyyy").
ReadonlyLongTime: "Long Time"Displays times in a long format (e.g., "h:mm:ss.000 AM/PM").
ReadonlyMediumDate: "Medium Date"Displays dates in a medium format (e.g., "d-mmm-yy").
ReadonlyMediumTime: "Medium Time"Displays times in a medium format (e.g., "h:mm:ss AM/PM").
ReadonlyNumber: "Number"Displays numbers with a thousands separator and two decimal places.
ReadonlyPercentage: "Percentage"Displays numbers as percentages with a percent symbol.
ReadonlyScientific: "Scientific"Displays numbers in scientific notation.
ReadonlyShortDate: "Short Date"Displays dates in a short format (e.g., "M/d/yyyy").
ReadonlyShortTime: "Short Time"Displays times in a short format (e.g., "h:mm AM/PM").
ReadonlySpecial: "Special"A placeholder for special or custom number formats.
ReadonlyText: "Text"Treats the cell content as text, even if it appears to be a number.
Formats numbers as currency, aligning currency symbols and decimal points in a column.