DEELX Engine Examples: Test Digitals

To test whether a text contains digital numbers only.

Regular Expression

\d+

Method

MatchExact

Code

#include "deelx.h" int test_all_number(const char * string) {     // declare, you can use 'static' if your regex does not change     CRegexpT <char> regexp("\\d+");     // test     MatchResult result = regexp.MatchExact(string);     // matched or not     return result.IsMatched(); } int main(int argc, char * argv[]) {     char * str1 = "12345";     char * str2 = "12345 abcde";     printf("'%s' => %s\n", str1, (test_all_number(str1) ? "yes" : "no"));     printf("'%s' => %s\n", str2, (test_all_number(str2) ? "yes" : "no"));     return 0; }