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const arrayOfElements = document.querySelectorAll(".classNameToAddOnClickTo")
arrayOfElements.forEach(x => x.setAttribute("onclick", "methodToCall(this.id)"))
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let all_btn = document.querySelectorAll("button");
all_btn.forEach(function(btn) {
btn.addEventListener("click", function() {
console.log(this.innerHTML + " is clicked")
});
});
// one line code
// let all_btn=document.querySelectorAll("button");all_btn.forEach(function(n){n.addEventListener("click",function(){console.log(this.innerHTML+" is clicked")})});