javascript convert array to matrix
function listToMatrix(list, elementsPerSubArray) {
var matrix = [], i, k;
for (i = 0, k = -1; i < list.length; i++) {
if (i % elementsPerSubArray === 0) {
k++;
matrix[k] = [];
}
matrix[k].push(list[i]);
}
return matrix;
}Turn array items to matrix javascript
myArr.reduce((rows, key, index) => (index % 3 == 0 ? rows.push([key])
: rows[rows.length-1].push(key)) && rows, []);Copyright © 2021 Codeinu
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