followfunc

followfunc
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Name

followfunc — return the function (role) of a chimp in a follow

`VARCHAR followfunc (`	`followid`,
	`chimpid)`;


              INT
              followid

;


              VARCHAR(5)
              chimpid

;

A function which returns the function (role, i.e. M, I, or S) of a chimpid in a follow, or NF if the chimp is not a focal in the follow.

A NULL is returned if any of the input arguments are NULL.