2.5.165 IFmt

The IFmt structure specifies the identifier of a number format.


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ifmt

ifmt (2 bytes): An unsigned integer that specifies the identifier of a number format. The identifier specified by this field MUST be a valid built-in number format identifier or the identifier of a custom number format as specified using a Format record. Custom number format identifiers MUST be greater than or equal to 0x00A4 and less than or equal to 0x0188, and SHOULD<175> be less than or equal to 0x017E. The built-in number formats are listed in [ECMA-376] Part 4: Markup Language Reference, section 3.8.30.