diff options
Diffstat (limited to 'misc/examples/regex_match.c')
| -rw-r--r-- | misc/examples/regex_match.c | 33 |
1 files changed, 17 insertions, 16 deletions
diff --git a/misc/examples/regex_match.c b/misc/examples/regex_match.c index dcc19c1f..def0ae7a 100644 --- a/misc/examples/regex_match.c +++ b/misc/examples/regex_match.c @@ -12,24 +12,25 @@ int main() " Around 365.25 days a year, and 52 weeks in a year." " Boltzmann const: 1.38064852E-23, is very small." " Bohrradius is 5.29177210903e-11, and Avogadros number is 6.02214076e23."; + cregex re = {0}; + cstack_float vec = {0}; - c_auto (cregex, re) - c_auto (cstack_float, vec) - c_auto (cstr, nums) - { - const char* pattern = "[+-]?([0-9]*\\.)?\\d+([Ee][+-]?\\d+)?"; - int res = cregex_compile(&re, pattern); - printf("%d: %s\n", res, pattern); + const char* pattern = "[+-]?([0-9]*\\.)?\\d+([Ee][+-]?\\d+)?"; + int res = cregex_compile(&re, pattern); + printf("%d: %s\n", res, pattern); - // extract and convert all numbers in str to floats - c_formatch (i, &re, str) - cstack_float_push(&vec, (float)atof(i.match[0].str)); + // extract and convert all numbers in str to floats + c_formatch (i, &re, str) + cstack_float_push(&vec, (float)atof(i.match[0].str)); - c_foreach (i, cstack_float, vec) - printf(" %g\n", *i.ref); + c_foreach (i, cstack_float, vec) + printf(" %g\n", *i.ref); - // extracts the numbers only to a comma separated string. - nums = cregex_replace_sv(&re, csview_from(str), " $0,", 0, NULL, CREG_R_STRIP); - printf("\n%s\n", cstr_str(&nums)); - } + // extracts the numbers only to a comma separated string. + cstr nums = cregex_replace_sv(&re, csview_from(str), " $0,", 0, NULL, CREG_R_STRIP); + printf("\n%s\n", cstr_str(&nums)); + + cstr_drop(&nums); + cregex_drop(&re); + cstack_float_drop(&vec); } |