Routine Name:	strlen

Description:	Returns length of string in number of characters.

Usage:		length-int = {strlen string}

Example:	genesis >  echo { strlen "string" }
		6
		genesis >  echo { strlen "hi there" }
		8

Notes:		Blanks, TABs, and so forth are included in the count.

See also:	strcat, strcmp, substring, findchar

