www.gusucode.com > 国外编的干涉合成孔径雷达(InSAR)Matlab工具箱 > 国外编的干涉合成孔径雷达(InSAR)Matlab工具箱/insarmatlab/insar/iseven.m
function res = iseven(in) % ISEVEN -- True for even numbers. % % ISEVEN(IN) returns 1 for the elements in IN that are even, % 0 otherwise. % % To test if any/all element is even in a array, use e.g., any or all: % if(any(iseven(1:4))) disp('at least one element is even'); end; % if(all(iseven(1:4))) disp('all elements are even'); end; % % Example: % a=[1 2 3 4 5]; % iseven(a)% returns [0 1 0 1 0] % % See also ISODD, ISINT, REM, MOD. % % $Revision: 1.2 $ $Date: 2001/09/28 14:24:32 $ % Bert Kampes, 31-Mar-2000 % not ok, array may be mixed odd/even %res=~isodd(in); %res=0; %if(~rem(in,2))res=1;end; res=(~rem(in,2)); %%% EOF