National Oceanic and
Atmospheric Administration
United States Department of Commerce

IS_ELEMENT_OF

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Last modified: Mon, 06/19/2017 - 10:52

IS_ELEMENT_OF, IS_ELEMENT_OF_STR,  IS_ELEMENT_OF_STR_N

 

IS_ELEMENT_OF(A, B) returns 1 if any element of numeric argument B matches any element of numeric argument A, and 0 if there is no match

IS_ELEMENT_OF_STR(A,B) works on string arguments A and B

IS_ELEMENT_OF_STR_N(A,B) works on string arguments A and B, and does case insensitive matching. It returns1 if 1st arg contains any of the values in 2nd arg, 2 if there is a case-insensitve match, else 0.

Arguments:

A

variable to search
 

B

variable to match

Result Axes:

X

Abstract, 1 element long
 

Y

Normal
 

Z

Normal
 

T

Normal

Example: 

yes? list/nohead IS_ELEMENT_OF ({44,55,66}, {55}) 1.00

 

IS_ELEMENT_OF_STR is case sensitive

yes? list/nohead IS_ELEMENT_OF_STR ({"HELLO", "hello", "Friend"}, {"Friend", "bye"}) 
1.00 

yes? list/nohead IS_ELEMENT_OF_STR ({"HELLO", "hello", "Friend"}, {"friend", "heLLo"}) 
0.00

IS_ELEMENT_OF_STR_N(VAR,VALUES) returns 2 if there is a case-insensitive match.

yes?  list/nohead IS_ELEMENT_OF_STR_N ({"friend"}, {"HELLO", "hello", "Friend"})
          2.000
yes?  list/nohead IS_ELEMENT_OF_STR_N ({"Friend"}, {"HELLO", "hello", "Friend"})
          1.000