PadRight

WMA link


PadRight[list, n]

pads list to length n by adding 0 on the right.

PadRight[list, n, x]

pads list to length n by adding x on the right.

PadRight[list, {$n_1$, $n_2$, ...}, x]

pads list to lengths $n_1$, $n_2$ at levels 1, 2, ... respectively by adding x on the right.

PadRight[list, n, x, m]

pads list to length n by adding x on the left and adding a margin of m on the left.

PadRight[list, n, x, {$m_1$, $m_2$, ...}]

pads list to length n by adding x on the right and adding margins of $m_1$, $m_2$, ...
on levels 1, 2, ... on the left.

PadRight[list]

turns the ragged list list into a regular list by adding 0 on the right.

PadLeft
Partition