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Update README.md

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Sergey Lyubka 2016-03-10 09:45:35 +00:00
parent 741b279b41
commit dd88b7d51d
1 changed files with 5 additions and 3 deletions
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README.md
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@ -19,7 +19,6 @@ most.
## Supported Syntax
(?i) Must be at the beginning of the regex. Makes match case-insensitive
^ Match beginning of a buffer
$ Match end of a buffer
() Grouping and substring capturing
@ -78,6 +77,9 @@ is no match. Negative return codes are as follows:
#define SLRE_TOO_MANY_BRANCHES -8
#define SLRE_TOO_MANY_BRACKETS -9
Valid flags are:
SLRE_IGNORE_CASE do case-insensitive match
## Example: parsing HTTP request line
@ -99,12 +101,12 @@ is no match. Negative return codes are as follows:
"<img src=\"HTTPS://FOO.COM/x?b#c=tab1\"/> "
" <a href=\"http://cesanta.com\">some link</a>";
static const char *regex = "(?i)((https?://)[^\\s/'\"<>]+/?[^\\s'\"<>]*)";
static const char *regex = "((https?://)[^\\s/'\"<>]+/?[^\\s'\"<>]*)";
struct slre_cap caps[2];
int i, j = 0, str_len = strlen(str);
while (j < str_len &&
(i = slre_match(regex, str + j, str_len - j, caps, 2, 0)) > 0) {
(i = slre_match(regex, str + j, str_len - j, caps, 2, SLRE_IGNORE_CASE)) > 0) {
printf("Found URL: [%.*s]\n", caps[0].len, caps[0].ptr);
j += i;
}