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libraries/ezButton/examples/07.ButtonArray/07.ButtonArray.ino

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+/*
+ * Created by ArduinoGetStarted.com
+ *
+ * This example code is in the public domain
+ *
+ * Tutorial page: https://arduinogetstarted.com/tutorials/arduino-button-library
+ *
+ * This example shows how to use array of button.
+ */
+
+#include <ezButton.h>
+
+const int BUTTON_NUM = 5;
+
+const int BUTTON_1_PIN = 2;
+const int BUTTON_2_PIN = 3;
+const int BUTTON_3_PIN = 4;
+const int BUTTON_4_PIN = 5;
+const int BUTTON_5_PIN = 6;
+
+ezButton buttonArray[] = {
+  ezButton(BUTTON_1_PIN),
+  ezButton(BUTTON_2_PIN),
+  ezButton(BUTTON_3_PIN),
+  ezButton(BUTTON_4_PIN),
+  ezButton(BUTTON_5_PIN)
+};
+
+void setup() {
+  Serial.begin(9600);
+
+  for (byte i = 0; i < BUTTON_NUM; i++) {
+    buttonArray[i].setDebounceTime(50); // set debounce time to 50 milliseconds
+  }
+}
+
+void loop() {
+  for (byte i = 0; i < BUTTON_NUM; i++)
+    buttonArray[i].loop(); // MUST call the loop() function first
+
+  for (byte i = 0; i < BUTTON_NUM; i++) {
+    if (buttonArray[i].isPressed()) {
+      Serial.print("The button ");
+      Serial.print(i + 1);
+      Serial.println(" is pressed");
+    }
+
+    if (buttonArray[i].isReleased()) {
+      Serial.print("The button ");
+      Serial.print(i + 1);
+      Serial.println(" is released");
+    }
+  }
+}