13 lines
230 B
JavaScript
13 lines
230 B
JavaScript
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transpose = function(a) {
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return a[0].map(function(x,i) {
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return a.map(function(y,k) {
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return y[i];
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});
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});
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}
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A = [[1,2,3],[4,5,6],[7,8,9],[10,11,12]];
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JSON.stringify(transpose(A));
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"[[1,4,7,10],[2,5,8,11],[3,6,9,12]]"
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