Using Front-End Javacript with Astro
1 min read
Error Checking for querySelector
if(btns.length===0) return;
const btn = document.querySelector('btn');
if(btn){
//stuff
}
//or
if(!btn) return;Error Checking for querySelectorAll
const btns = document.querySelectorAll('.btns');
if(btns.length>0){
//stuff
}