function1.js

//add user input to database
$("#addAction").submit(function(event) {
  event.preventDefault();	    
  var task = $("#add-task").val();	 
  $.ajax({
    url: "insert.php",
    type:"POST",
    data:{
      "task": task },
    success: function() {
      $("#add-task").val("");
    }
  });
});

//enter to add to list
var input = document.getElementById("add-task");
input.addEventListener("keyup", function(event) {
  if (event.keyCode === 13) {
    event.preventDefault();
    document.getElementById("add").click();
  }
});

//delete all from database
$("#delete-button").click(function() {
  $.ajax({
    url: "delete-all.php",
    type: "POST"
  });
});