Prepend

Prepend[expr, elem] gives expr with elem prepended.

Examples: Prepend[a,b, x] ; Prepend[f[a], x+y] .

Prepend works on SparseArray objects, returning ordinary lists if necessary.

See Section 1.8.6 and Section 2.4.2.

See also: Append, Insert, PadRight.

New in Version 1.