omit rows from matrix

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NA 2018-11-24
编辑: madhan ravi 2018-11-24
A=[1,2;1,3;1,4;1,5;2,4;2,3;2,5]
B=[2,4]
I want to omit B from matrix A
answer
A=[1,2;1,3;1,4;1,5;2,3;2,5]

采纳的回答

madhan ravi
madhan ravi 2018-11-24
编辑:madhan ravi 2018-11-24
>> A=[1,2;1,3;1,4;1,5;2,4;2,3;2,5];
B=[2,4];
idx=ismember(A,B,'rows');
A = A(~idx,:)
A =
1 2
1 3
1 4
1 5
2 3
2 5
>>

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