Words()
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words(<string>[, <delim>])
Returns the number of words in <string>. <delim> may be used to specify a delimiter other than a space.
Example
> say words(This is a test)
You say, "4"
say words(Would you like coffee or perhaps tea?)
> You say, "7"
say words(This:is:a:colon:separated:list,:)
> You say, "6"