tokenpos

Arguments

str

A character string. The string where to search the tokens.

delimiter

(optional) A character or a vector of characters. The tokens delimeters.

kdf

Two columns matrix, first column gives the index of the beginning of the tokens, the second gives the index of the last character of the tokens.

Description

kdf=tokenpos(str [,delimiter]) searches the tokens included in the string str. The delimiter default value is [" ",<Tab>] where <Tab> stands for ascii(9). It returns the indices of the first and last characters of each found tokens.

Examples

str='This is a character string';
kdf=tokenpos(str)
first=part(str,kdf(1,1):kdf(1,2))

See Also

• strindex — search position of a character string in an other string.
• tokens — returns the tokens of a character string.