after 3 seconds javascript code example

Example 1: settimeout jquery

setTimeout(function(){ alert("Hello"); }, 3000);

Example 2: javascript run something after x seconds

setTimeout(function(){
  location.reload();
}, 3000); //run this after 3 seconds

Example 3: javascript settimeout

window.setTimeout(()=>{
  console.log('1 second passed!');
}, 1000);

Example 4: javascipt delay

async function delay(delayInms) {
      return new Promise(resolve  => {
        setTimeout(() => {
          resolve(2);
        }, delayInms);
      });
    }
    async function sample() {
      console.log('a');
      console.log('waiting...')
      let delayres = await delay(3000);
      console.log('b');
    }
    sample();