Excel Formula: extract all capital letters only

In Excel, as we know, the Text to Columns can split sentence into cells based on the delimiter. But in some times, you want to use a formula to solve the job. Here this tutorial, it provides an array formula can handle it.
doc extract extension from file name 5

Generic formula:

=SUBSTITUTE(SUBSTITUTE(SUBSTITUTE(SUBSTITUTE(SUBSTITUTE
(SUBSTITUTE(SUBSTITUTE(SUBSTITUTE(SUBSTITUTE(SUBSTITUTE
(SUBSTITUTE(SUBSTITUTE(SUBSTITUTE(SUBSTITUTE(SUBSTITUTE
(SUBSTITUTE(SUBSTITUTE(SUBSTITUTE(SUBSTITUTE(SUBSTITUTE
(SUBSTITUTE(SUBSTITUTE(SUBSTITUTE(SUBSTITUTE(SUBSTITUTE
(SUBSTITUTE(SUBSTITUTE(txt,"a",""),"b",""),"c",""),"d",""),"e",""),
"f",""),"g",""),"h",""),"i",""),"j",""),"k",""),"l",""),"m",""),"n",""),"o",""),
"p",""),"q",""),"r",""),"s",""),"t",""),"u",""),"v",""),"w",""),"x",""),"y",""),
"z","")," ","")

Arguments

Txt: the text string you want to extract uppercase letter only.

How this formula work

To extract capital letter from cell B3, please use below formula:

=SUBSTITUTE(SUBSTITUTE(SUBSTITUTE(SUBSTITUTE(SUBSTITUTE
(SUBSTITUTE(SUBSTITUTE(SUBSTITUTE(SUBSTITUTE(SUBSTITUTE
(SUBSTITUTE(SUBSTITUTE(SUBSTITUTE(SUBSTITUTE(SUBSTITUTE
(SUBSTITUTE(SUBSTITUTE(SUBSTITUTE(SUBSTITUTE(SUBSTITUTE
(SUBSTITUTE(SUBSTITUTE(SUBSTITUTE(SUBSTITUTE(SUBSTITUTE
(SUBSTITUTE(SUBSTITUTE(B3,"a",""),"b",""),"c",""),"d",""),"e",""),"f",""),
"g",""),"h",""),"i",""),"j",""),"k",""),"l",""),"m",""),"n",""),"o",""),"p",""),"q",""),"r",""),
"s",""),"t",""),"u",""),"v",""),"w",""),"x",""),"y",""),"z","")," ","")

Press Enter key.
doc extract capital letter 2

Explanation

SUBSTITUTE function replaces text or characters within a text string with another text or characters. Here the formula uses groups of SUBSTITUTE functions to replace all lowercase letter and spaces with nothing.

Sample File

doc sampleClick to download sample file


Relative Formulas


Relative Functions


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