Button test for Getting Started With Wearables

gistfile1.txt

int buttonPin=D5;
int led1=D7;

void setup() {
    pinMode(buttonPin, INPUT_PULLUP); 
    pinMode(led1, OUTPUT);
    digitalWrite(led1, HIGH);;
    delay(100);
    digitalWrite(led1, LOW);
}
void loop() {
    if(digitalRead(buttonPin) == LOW){  
       Particle.publish("button_status","true",60);
       digitalWrite(led1, HIGH);;
       delay(1000);
       digitalWrite(led1, LOW);
    }
}