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Built-in Functions / Lists and Matrices / List Operations /

Prepend

Usage

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


Notes

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


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