Utilitytoidentify builtin formats. Now can handle user defined data formats also. The following is a list of the formats as returned by thisclass.0,"General"1,"0"2,"0.00"3,"#,##0"4,"#,##0.00"5,"($#,##0_);($#,##0)"6,"($#,##0_);[Red]($#,##0)"7,"($#,##0.00);($#,##0.00)"8,"($#,##0.00_);[Red]($#,##0.00)"9,"0%"0xa,"0.00%"0xb,"0.00E+00"0xc,"# ?/?"0xd,"# ??/??"0xe,"m/d/yy"0xf,"d-mmm-yy"0x10,"d-mmm"0x11,"mmm-yy"0x12,"h:mm AM/PM"0x13,"h:mm:ss AM/PM"0x14,"h:mm"0x15,"h:mm:ss"0x16,"m/d/yy h:mm"// 0x17 - 0x24 reserved for international and undocumented 0x25, "(#,##0_);(#,##0)"0x26,"(#,##0_);[Red](#,##0)"0x27,"(#,##0.00_);(#,##0.00)"0x28,"(#,##0.00_);[Red](#,##0.00)"0x29,"_(*#,##0_);_(*(#,##0);_(* \"-\"_);_(@_)"0x2a,"_($*#,##0_);_($*(#,##0);_($* \"-\"_);_(@_)"0x2b,"_(*#,##0.00_);_(*(#,##0.00);_(*\"-\"??_);_(@_)"0x2c,"_($*#,##0.00_);_($*(#,##0.00);_($*\"-\"??_);_(@_)"0x2d,"mm:ss"0x2e,"[h]:mm:ss"0x2f,"mm:ss.0"0x30,"##0.0E+0"0x31,"@"-This is text format.0x31"text"-Aliasfor"@"