String handling

String manipulation and cleaning

lower	Converts a string to lowercase.
strcombine	Converts an NxM string array to an Nx1 string vector by combining each element in a column separated by a user-defined delimiter string.
strindx	Finds starting location of one string in another string.
strjoin	Converts an NxM string array to an Nx1 string vector by combining each element in a column separated by a user-defined delimiter string.
strlen	Returns length of a string.
strput	Lays a substring over a string.
strreplace	Replace all matches of a substring with a replacement string.
strindx	Finds starting location of one string in another string, searching from the start to the end of the string.
strrindx	Finds starting location of one string in another string, searching from the end to the start of the string.
strsect	Extracts a substring of a string.
strsplit	Splits an Nx1 string vector into an NxK string array of the individual tokens.
strsplitPad	Splits an Nx1 string vector into an NxK string array of the individual tokens. Pads on the right with null strings.
strtofcplx	Converts a string array to a complex numeric matrix.
strtrim	Strips all whitespace characters from the left and right side of each element in a string array.
strtriml	Strips all whitespace characters from the left side of each element in a string array.
strtrimr	Strips all whitespace characters from the right side of each element in a string array.
strtrunc	Truncates all elements of a string array to not longer than the specified number of characters.
strtruncl	Truncates the left side of all elements of a string array by a user-specified number of characters.
strtruncpad	Truncates all elements of a string array to the specified number of characters, adding spaces on the end as needed to achieve the exact length.
strtruncr	Truncates the right side of all elements of a string array by a user-specified number of characters.
token	Extracts the leading token from a string.
upper	Changes a string to uppercase.

String and numeric conversions

ftos	Converts a floating point scalar to a string.
ftostrC	Converts a matrix to a string array using a C language format specification.
itos	Converts numeric integers to their string representation.
ntos	Converts a numeric matrix, or dataframe variable to a string array.
stof	Converts a string to floating point numbers.
strtof	Converts a string array to a numeric matrix.

isstring	Returns a 1 if the input is a string or string array, otherwise 0.
chrs	Converts ASCII values to a string.
vals	Converts a string to ASCII values.