Angular 4 Line Chart Example – How to Use Line Chart in Angular 4?

Line Chart –

A line-chart is a chart which used to displays information as a series of data points and it is called straight line segments.

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Example for Line Chart –

LineChart.Component.ts –

import {Component} from '@angular/core';

export class LineChart {

   data: any;
   Message: any[];

    constructor() {
        this.data = {
            labels: ['January', 'February', 'March', 'April', 'May', 'June', 'July'],
            datasets: [
                {
                    label: '',
                    data: [62, 58, 80, 82, 57, 56, 40],
                    fill: false,
                    borderColor: '#4bc0c0'
                },
                {
                    label: '',
                    data: [29, 47, 42, 19, 84, 25, 90],
                    fill: false,
                    borderColor: '#565656'
                }
            ]
        }
    }

    selectChartData(event) {
        this.Message = [];
        this.Message.push({ severity: 'info', summary: 'Your Data Selected', 'detail': this.data.datasets[event.element._datasetIndex].data[event.element._index] });
    }
}

Linechart.html –

<div class="row">
    <div class="col-lg-12" id="LineChart">
        <p-growl [value]="Message"></p-growl>
        <p-chart type="line" [data]="data" (onDataSelect)="selectChartData($event)"></p-chart>
    </div>
</div>

Result –

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