locate substring
res = strstr(haystack, needle)
a character string or matrix of character strings.
a character string or matrix of character strings.
a character string or matrix of character strings.
res = strstr(haystack, needle)
returns a string matrix
starting from where the first occurrence of
needle
in haystack
to the end
of haystack
, or ''
if there
needle
is not part of haystack
.