parentPagination.js

/**
* @category  Lightning Web component Controller
* @author    Veeranjaneyulu k
* @date   11-Oct-2019
**/
import {LightningElement, track, wire, api} from 'lwc';
import loadOpp from '@salesforce/apex/OpportunityController.getFunds';
import {CurrentPageReference} from 'lightning/navigation';
const PAGE_SIZE = 10;
const columns = [
  {label: 'Label',fieldName: 'Name'}, 
  {label: 'Account Name',fieldName: 'Account.Name',type: 'url'}, 
  {label: 'CloseDate',fieldName: 'CloseDate',type: 'date'}, 
  {label: 'Amount',fieldName: 'Amount',type: 'currency'}, 
  {label: 'Type',fieldName: 'Type',type: 'text'}, 
  {label: 'ExpectedRevenue',fieldName: 'ExpectedRevenue',type: 'text'}, 
];
export default class ParentPagination extends LightningElement {
  @track error;
  @track page = 1;
  @api offset = 0;
  @wire(loadOpp, {
        pageSize: PAGE_SIZE,
        pageNumber: '$page',
        myOffSet: '$offset'
    }) wiredOpport;
    handlePageNext() {
        this.offset = this.offset + 5;
    }
    handlePagePrevious() {
        if (this.offset > 0) {
            this.offset = this.offset - 5;
        } else {
            this.offset = 0;
        }
    }
}