Remove the white spaces (trailing and leading) from the input variable
Calculate the Levenshtein distance between two strings
2 b | ~ 2 b
What number has this problem?
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07 - Common functions and indexing 1
Whether the input is vector?
Justify the character string in center with proportional fonts
Determine whether the string elements are alphabatic or alphanumeric or numeric digit or the other catagories
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