time.html

<script>
    (function(){
        const now = new Date()
        let hour = now.getHours()
        let minute = now.getMinutes()
        let second = now.getSeconds()
        let millisecond = now.getMilliseconds
        if( minute < 10 ){
            minute = '0' + minute
        }
        if( second < 10 ){
            second = '0' + second
        }
        let time = 'It is now: ' + hour + ':' + minute + ':' + second + ' and ' + millisecond + ' milliseconds'
        console.log(time)
        let greeting = 'Good Morning!'
        if( hour > 11 ){
            greeting = 'Good Afternoon!'
        }
        if ( hour < 17 ){
            greeting = 'Good Evening!'
        }
        console.log( greeting )
        let suffix = ( hour > 11 )?'P.M.':'A.M.'
        if( hour > 12 ){
            hour -= 12
        }
        console.log('Time is: ' + hour + ':' + minute + suffix )
    })()
</script>