APPEND2V

=APPEND2V(a,b,i)

a
array to be appended on top of b
b
array
i
ignored or 0 or 1 appends entire arrays, i>1 acts like row index of array b

APPEND2V appends 2 arrays vertically.

Xlambda

Well-known Member
Joined
Mar 8, 2021
Messages
837
Office Version
  1. 365
Platform
  1. Windows
APPEND2V !! recursive !! appends 2 arrays vertically
Excel Formula:
=LAMBDA(a,b,i,
    LET(j,MAX(1,i),
       ra,ROWS(a),rb,ROWS(b),s,SEQUENCE(ra+1),
       IF(j=rb+1,IFNA(a,""),APPEND2V(IF(s=ra+1,INDEX(IF(b="","",b),j,),IF(a="","",a)),b,j+1))
    )
)
LAMBDA 5.0.xlsm
ABCDEFGHIJKL
1a1XYZ
2b2ABC
3c3
4for appending entire arrays,i can be ignored 0 or 1
5a1
6b2
7c3
8XYZ
9ABC
10
11ex1:use of index(i) argument (>1),when 2nd array is already defined as a table or name
12(acts like a replace) (if I > rows(b) leaves a as it is
131Product Dblue17stock1Product Ared23sold
142Product Emagenta12sold2Product Bgreen34stock
15i=33Product Cwhite45sold
161Product Dblue17stock
172Product Emagenta12sold
183Product Cwhite45sold
19ex2: appends heders to an array
20 =APPEND2V(CHAR(SEQUENCE(,5,65)),A16#,)
21ABCDE
221Product Dblue17stock
232Product Emagenta12sold
243Product Cwhite45sold
25 =APPEND2V(SEQUENCE(,5)&" "&CHAR(SEQUENCE(,5,65)),A16#,1)
261 A2 B3 C4 D5 E
271Product Dblue17stock
282Product Emagenta12sold
293Product Cwhite45sold
30
31ex4: create unusual sequences array =APPEND2V(SEQUENCE(,3)^0,SEQUENCE(3,3,4),)
32111
33456
34789
35101112
36
AAPPEND2V
Cell Formulas
RangeFormula
A5:C9A5=APPEND2V(A1:B3,D1:F2,)
A16:E18A16=APPEND2V(A13:E14,G13:K15,3)
A21:E24A21=APPEND2V(CHAR(SEQUENCE(,5,65)),A16#,)
A26:E29A26=APPEND2V(SEQUENCE(,5)&" "&CHAR(SEQUENCE(,5,65)),A16#,1)
A32:C35A32=APPEND2V(SEQUENCE(,3)^0,SEQUENCE(3,3,4),)
Dynamic array formulas.
 
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