arr2b | const arr2b = new Array(rows).fill().map(() => new Array(cols).fill(0));
| ready |
arr2c | const arr2c = [...Array(rows)].map(() => Array(cols).fill(0));
| ready |
arr3a | const arr3a = Array.from({ length: rows }, () => new Array(cols).fill(0));
| ready |
arr3b | const arr3b = Array.from({ length: rows }, () => Array.from({ length: cols }, () => 0));
| ready |
arr4a | const arr4a = [];
for (let i = 0; i < rows; i++) {
arr4a[i] = [];
for (let j = 0; j < cols; j++) {
arr4a[i][j] = 0;
}
}
| ready |
arr4b | const arr4b = [];
for (let i = 0; i < rows; i++) {
arr4b[i] = [];
for (let j = 0; j < cols; j++) {
arr4b[i].push(0);
}
}
| ready |
arr4c | const arr4c = new Array(rows);
for (let i = 0; i < rows; i++) {
arr4c[i] = new Array(cols);
for (let j = 0; j < cols; j++) {
arr4c[i][j] = 0;
}
}
| ready |
arr4d | const arr4d = new Array(rows);
for (let i = 0; i < rows; i++) {
arr4d[i] = new Array(cols).fill(0);
}
| ready |
arr5a | const arr5a = [];
let i = 0;
while (i < rows) {
arr5a[i] = [];
let j = 0;
while (j < cols) {
arr5a[i][j] = 0;
j++;
}
i++;
}
| ready |
arr5b | const arr5b = [];
let i = 0;
while (i < rows) {
arr5b[i] = [];
let j = 0;
while (j < cols) {
arr5b[i].push(0);
j++;
}
i++;
}
| ready |
arr5c | const arr5c = new Array(rows);
let i = 0;
while (i < rows) {
arr5c[i] = new Array(cols);
let j = 0;
while (j < cols) {
arr5c[i][j] = 0;
j++;
}
i++;
}
| ready |
arr5d | const arr5d = [];
let i = 0;
while (i < rows) {
let row = [];
let j = 0;
while (j < cols) {
row.push(0);
j++;
}
arr5d.push(row);
i++;
}
| ready |
arr6 | const arr6 = [...Array(rows)].reduce((acc) => {
acc.push(Array(cols).fill(0));
return acc;
}, []);
| ready |
bad4 | const row = new Array(cols).fill(0);
const bad4 = JSON.parse(JSON.stringify(new Array(rows).fill(row)));
| ready |