83. Timer Programming

What will be the status of LED? (after executing the following code)

Code

const int ledPin = 8;  
unsigned long previousMillis = 0;  
void setup() {
  pinMode(ledPin, OUTPUT);
}
 
void loop() {
  if (millis() - previousMillis >= 1000) {
    previousMillis = millis();
    digitalWrite(ledPin, !digitalRead(ledPin));
  }
}