Vue Pagination - Step2-3

vuePagination.js

computed: {
    totalPages: function() {
        return Math.ceil(this.dataAmount / this.itemsPerPage)
    },
    currentContents: function() {
        // 檢查 Array 的資料是否為空
        if (!this.cities || this.cities.length != this.cities.length) {
            return;
        }
        
        this.dataAmount = this.cities.length;
    }
}