_Added in 1.9.0_

*$bytes(N,bkmgt3d)*

Returns comma formatted file-size.

*Parameters*

N - The number to format.
b - Show N in bytes.
k - Show N in kilobytes.
m - Show N in megabytes.
g - Show N in gigabytes.
t - Show N in terabytes.
3 - Show in 3 digits format.
d - *TODO*

*Properties*

.suf - Appends the b, k, M, G, T suffixes to the result.

*Example*

<pre>
; Returns 1.
//echo -ag $bytes(1024, k)

; Returns 1KB.
//echo -ag $bytes(1024, k).suf
</pre>