Click a glyph to copy the character, then paste it into Word, Excel or any app that uses the Udhayam Symbol font.
Type it by code in Word: type the key without "U+" (for example
E063), then press Alt+X. The same works in LibreOffice.In a web page:
 · In Excel: =UNICHAR(HEX2DEC("E063"))New glyphs U+E063–E06F · from Draw_21.cdr
Your new symbols. They have no Unicode code, so these private codes are their only address.
Private glyphs from your old font U+E000–E062 · same codes as TamilSymbols
Every code from your old font still works. Green codes are symbols that now also have a real Unicode code (shown underneath).
Tamil block from your old font U+0B83–0BFA
Tamil letters, numbers and signs at their standard Tamil codes.
Keyboard codes from your old font typed with ordinary keys
Tamil syllables your old font placed on keyboard codes. Typing that key with Udhayam Symbol selected shows the glyph.
Unicode Tamil Supplement U+11FC0–11FFF
Use these codes for documents that others will open: they work with any Tamil Supplement font.