bei wrote:

> I am trying to create a map combining two maps. Each category in the final

> map will depend on the value in the other two. I will do it using nested

> "if". I have already done this kind of "if":

> aed06_p_3= if(a06_p_2 == 243, if(arb_p >= 20, 10, if(arb_p < 10, 20,

> 33)), if(a06_p_2 == 244, if(arb_p >= 20, 10, if(arb_p < 10,

> 31, 33)), if(a06_p_2 == 324, if(arb_p >= 20, 10, if(arb_p <

> 10, 32, 33)), a06_p_2)))

>

> But now, instead of one value for a06_p_2 I will have various possible

> values (more than 5), so the nested if is geeting too long.

>

> I would like to know if there is an option shorter than writting a

> collection of "OR": a06_p_2==243 | a06_p_2==234 | a06_p_2==245 |

> a06_p_2==246

>

> a way to collect all the values, maybe something similar to a06_p_2 IN

> (243,244,245,246)

There isn't an "in" operator.

Also, from your description, you might be better off using r.cross and

r.reclass.

--

Glynn Clements <

[hidden email]>

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