Begin of a word- Wb

- Instruction: Wb

- Parameter: none

- Return: true if begin of a word

- Description:

Returns true if the index is at the beginning of a word. A word is defined as either a sequence of letters or numbers. The instruction checks only the beginning of the word, even if the text string completes the word.

- Examples:

Text string: bee

Braille string: 1 1234

Condition: Wb

Description: When the index is on words starting with "bee", including the full word "bee", the string is transcribed with cells "1 1234".