[[1,2,3],[4,5,6],[7,8,9]].forEach(
(row,i)=>(
console.log("row = "+i),
row.forEach(
(col,n)=>(
console.log("col = "+n),
console.log(col)
)
)
)
)var arr = [[1,2,3],[4,5,6],[7,8,9]];
for(let i = 0; i < arr.length ; i++){
for(let n = 0; n < arr[i].length ; n++){
console.log(arr[i][n]);
}
} 
button.onclick = () => {
let input = document.querySelector('.u-1').value;
arr1.push(input);
div.innerHTML = arr1;
}let input = document.querySelector('.u-1');
button.onclick = () => {
arr1.push(input.value);
div.innerHTML = arr1;
} from dbfread import DBF
table = DBF("ADDROB77.DBF",encoding="cp866")
for row in table:
for i,coll in enumerate(table.field_names):
print("%d %s = %s"%(i,coll,row[coll]))
break#только первая строка для теста