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  Name:     chrcount() - find number of times a char occurs in string
  Usage:    <integer> = chrcount(<char>,<string>)
  Params:   character <char> - the character to search for
            string <string> - the string to search
  Returns:  integer equal to the number of times <char> occurs
            in <string>

 ---------------------------------- Example ---------------------------------

                 ? chrcount("A","ABCABCABCDE")
                 * prints 3

                 memvar = "Text,is,delimited,with,commas"
                 count = chrcount(",", memvar)+1
                 declare MYarray[count]
                 for x = 1 to count
                      MYarray[x] = strextract(memvar,",",x)
                 next