Try this,
$('.arrow-left').hide()
var mySwiper = new Swiper('.swiper-container',{
loop:false,
onSlideChangeEnd: function () {
$('.arrow-left').show()
$('.arrow-right').show()
if(mySwiper.activeIndex==0){
$('.arrow-left').hide()
}
if(mySwiper.activeIndex==mySwiper.slides.length-1){
$('.arrow-right').hide()
}
}
})
$('.arrow-left').on('click', function(e){
e.preventDefault()
// alert(mySwiper.previousIndex)
mySwiper.swipePrev()
})
$('.arrow-right').on('click', function(e){
e.preventDefault()
mySwiper.swipeNext()
})
Here is Demo link http://codepen.io/dhana36/pen/LbHzn