Arduino String 字串分割

 

#include <Streaming.h>

void setup()
{
  Serial.begin(115200);
  String s = "0,2,1,12";
  int valueArray[8] = { 5,5,5,5,5,5,5,5 };
  splitValue(s, valueArray, 3);
  for (int i=0; i<8; i++)
    Serial << valueArray[i] << "\n";
}

void splitValue(String valueString, int *valueArray, int ArraySize)
{
  int i=0;
  int pos;
  do {
    if (i>=ArraySize) break;
   
    pos = valueString.indexOf(',');
    if (pos != -1)
    {
      //Serial << valueString.substring(0, pos) << ",";
      valueArray[i++] = valueString.substring(0, pos).toInt();
      valueString = valueString.substring(pos+1, valueString.length());
    } else {
      if (valueString.length()>0) {
        //Serial << valueString << ",";
        valueArray[i++] = valueString.toInt();
      } 
    }
  } while (pos >=0);
  //Serial << "\n";
 
  while(i< ArraySize)
    valueArray[i++] = 0;
}

void loop()
{
 
}

Arduino C字串分割

 

#include <Streaming.h>

void setup()
{
  Serial.begin(115200);
  String s = "0,2,1,12";
  const int bsize = 16;
  char ts[bsize];
  //s.toCharArray(ts, s.length());
  s.toCharArray(ts, bsize);
  //char ts[] = "0,2,1,12";

  int valueArray[8] = { 5,5,5,5,5,5,5,5 };
  splitValue(ts, valueArray, 8);
  for (int i=0; i<8; i++)
    Serial << valueArray[i] << "\n";
}

void splitValue(char *valueString, int * valueArray, int ArraySize)
{
  int i=0;
  char *tmp;
  tmp = strtok(valueString, ",");
  while(tmp && i<ArraySize) {
    //Serial << tmp << "\n";
    valueArray[i] = atoi(tmp);
    //Serial << valueArray[i] << "\n";
    i++;
    tmp = strtok(NULL, ",");
  }
  while(i< ArraySize)
    valueArray[i++] = 0;
}

void loop()
{
 
}