REPLACE - replace part of string with particular string
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Syntax: REPLACE(old_text, start_num, num_chars, new_text)
Example: =REPLACE("old string",1,5,"eee") returns "eeetring"
Note: here start_pos =1 ,length = 5 => "old s"
replace with eee => "eeetring"
REPT -repeats a text given number of times
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Syntax: REPT(text, number_times)
Example: =REPT("Hi",4) returns "HiHiHiHi"
RIGHT - returns last 'n' number of characters from a string
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Syntax: RIGHT(text,[num_chars])
Example: =RIGHT("Hello") returns "o"
=RIGHT("Hello",2) returns "lo"
Note: [num_chars] is optional , by default it is 1
SEARCH - Searches one text string within a second text string
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Syntax: SEARCH ( find_text , within_text , [start_num] )
Example: =SEARCH("man","superman returns") returns "6" as man starts at 6th position
=SEARCH("he","he is a hero") returns 1
=SEARCH("he","he is a hero",1) returns 1
=SEARCH("he","he is a hero",2) returns "9"
as startposition is 2 and "he" in "hero" is a match at 9th position
Note: it returns "#Value" if the string is not found in this case we can use IFError Method
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