#include <Regexp.h>
// called for each match
void match_callback (const char * match, // matching string (not null-terminated)
const unsigned int length, // length of matching string
const MatchState & ms) // MatchState in use (to get captures)
{
char cap [10]; // must be large enough to hold captures
Serial.print ("Matched: ");
Serial.write ((byte *) match, length);
Serial.println ();
for (byte i = 0; i < ms.level; i++)
{
Serial.print ("Capture ");
Serial.print (i, DEC);
Serial.print (" = ");
ms.GetCapture (cap, i);
Serial.println (cap);
} // end of for each capture
} // end of match_callback
void setup ()
{
Serial.begin (115200);
Serial.println ();
unsigned long count;
// what we are searching (the target)
char buf [100] = "The quick brown fox jumps over the lazy wolf ";
// match state object
MatchState ms (buf);
// original buffer
Serial.println (buf);
// search for three letters followed by a space (two captures)
count = ms.GlobalMatch ("(%a+)( )", match_callback);
// show results
Serial.print ("Found ");
Serial.print (count); // 8 in this case
Serial.println (" matches.");
} // end of setup
void loop () {}