Init commit with many years of arduino sketches and projects. I dont know if the esp8266 includes much, but there are also libraries. I hope they dont have crazy automatic versioning through the Arduino IDE.

Projects/libraries/Installed_libs/IRRemote/examples/IRsendDemo/IRsendDemo.ino

@@ -0,0 +1,25 @@
+/*
+ * IRremote: IRsendDemo - demonstrates sending IR codes with IRsend
+ * An IR LED must be connected to Arduino PWM pin 3.
+ * Version 0.1 July, 2009
+ * Copyright 2009 Ken Shirriff
+ * http://arcfn.com
+ */
+
+#include <IRremote.h>
+
+IRsend irsend;
+
+void setup()
+{
+  Serial.begin(9600);
+}
+
+void loop() {
+  if (Serial.read() != -1) {
+    for (int i = 0; i < 3; i++) {
+      irsend.sendSony(0xa90, 12); // Sony TV power code
+      delay(40);
+    }
+  }
+}