get span until character in string
res = strcspn(string_one, string_two)
a character string or matrix of character strings.
a character string or matrix of character strings.
a matrix.
res = strcspn(string_one,string_two)
scans
string_one
for the first occurrence of any of the
characters that are part of string_two
, returning
the number of characters of string_one
read
before this first occurrence.
string_two
must have same dimensions than string_one
or string_two
must be a string.