Answers for "html js button click"

javascript button onclick

document.getElementById('button').onclick = function() {
   alert("button was clicked");
};

click button javascript

// Create variable for what you are trying to click
let button = document.querySelector("#IDofItem");

// Click the button

if (button) {
  button.click();
}
else {
  console.log("Error");
}

javascript onclick button

var button = document.querySelector('button');
button.onclick = function() {
  //do stuff
}

calling function on click html

<img src="hospital.png" id="hospitals" onclick="damarkers();">