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finally()

The callback passed to finally() is always fired and does not take in any argument.


RESETRUNFULL
<!DOCTYPE html><html><body><script>

new Promise((resolve,reject)=>{
    resolve(2);}).finally(()=>{
    console.log('executed on resolving');}).then(x=>{
    console.log(x);    // 2
    throw 'reject this';}).finally(()=>{
    console.log('executed on rejection too');}).catch(e=>{
    console.log(e);   // reject this})

</script></body><html>