Receive sms gsm module sim900 and parse it

i have read incoming message of module , store in char variable.
how can parse , keep sender in value , sms message another. code is

code: [select]

#include <softwareserial.h>
softwareserial sim900(7, 8);

char incoming_char=0;

void setup()
{
  serial.begin(19200); // serial monitor
  sim900.begin(19200); // gsm shield
  sim900power();  // turn on shield
  delay(20000);  // give time log on network.

  sim900.print("at+cmgf=1\r");  // set sms mode text
  delay(100);
  sim900.print("at+cnmi=2,2,0,0,0\r");
  // blurt out contents of new sms upon receipt gsm shield's serial out
  delay(100);
}

void sim900power()
// software equivalent of pressing gsm shield "power" button
{
  digitalwrite(9, high);
  delay(1000);
  digitalwrite(9, low);
  delay(7000);
}

void loop()
{
  // display text gsm shield sends out on serial monitor
  if(sim900.available() >0)
  {
    incoming_char=sim900.read(); //get character cellular serial port.
    serial.print(incoming_char); //print incoming character terminal.
  }
}

quote

how can parse it

how can parse data haven't stored? answer can't. first step store data.

once have stored data, how have stored defines techniques can used parse data.

Arduino Forum > Using Arduino > Programming Questions > Receive sms gsm module sim900 and parse it

arduino