Find a raw position referred to a value in a matrix

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luca
luca 2019-9-10
回答： Adam Danz 2019-9-10
Hi given the following matrix
A = [110 220 330 440 550 660 770 880 990 1100;
220 330 440 550 660 770 880 990 1100 1210;
330 440 550 660 770 886 996 1106 1216 1326;
440 550 660 770 880 1002 1112 1222 1332 1442;
550 660 770 880 990 1112 1222 1332 1442 1552;
660 770 880 990 1100 1228 1338 1448 1558 1668;
770 880 990 1100 1210 1344 1454 1564 1674 1784;
880 990 1100 1210 1320 1460 1570 1680 1790 1900;
990 1100 1210 1320 1430 1576 1686 1796 1906 2016;
1100 1210 1320 1430 1540 1692 1802 1912 2022 2132;
1210 1320 1430 1540 1650 1808 1918 2028 2138 2248;
1320 1430 1540 1650 1760 1918 2028 2138 2248 2358;
1430 1540 1650 1760 1870 2028 2138 2248 2358 2468]
I would like to find the FIRST raw where we exceed the value 2000. In this case is the 9th raw
May someone can help me?

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采纳的回答

Adam Danz
Adam Danz 2019-9-10
rowNum = find(any(A > 2000,2),1,'first');

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