javascript make script wait code example

Example 1: how to wait in javascript

function pause(ms) {
  return new Promise(resolve => setTimeout(resolve, ms));
}

//Pause for 1000 milliseconds

pause(1000)

Example 2: 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();