Underline a character in a text in React SplitButton component

14 Apr 2021 / 1 minute to read

Underline a particular character in a text can be handled in beforeItemRender event by adding <u> tag in between the text and given as innerHTML in li rendering.

In the following example, C is underlined in the text Copy.

Source

Preview

app.tsx

index.html

style.css

app.jsx

import { enableRipple } from '@syncfusion/ej2-base';
import { SplitButtonComponent, ItemModel, MenuEventArgs } from '@syncfusion/ej2-react-splitbuttons';
import * as React from 'react';
import * as ReactDom from 'react-dom';

enableRipple(true);

// To render SplitButton.
class App extends React.Component<{}, {}> {

  public items: ItemModel[] = [
    {
        text: 'Cut'
    },
    {
        text: 'Copy'
    },
    {
        text: 'Paste'
    }];

    public itemRender(args: MenuEventArgs) {
        if (args.item.text === 'Copy') {
            // To underline a particular text.
            args.element.innerHTML = '<u>C</u>opy';
        }
    }
  public render() {
    return (
    <div>
       <SplitButtonComponent items = {this.items} beforeItemRender={this.itemRender}>Paste</SplitButtonComponent>
      </div>
    );
  }
}
ReactDom.render(<App />,document.getElementById('button'));

<!DOCTYPE html>
<html lang="en">

<head>
    <title>Syncfusion React SplitButton</title>
    <meta charset="utf-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <meta name="description" content="Essential JS 2 for React Components" />
    <meta name="author" content="Syncfusion" />
    <link href="//cdn.syncfusion.com/ej2/ej2-base/styles/material.css" rel="stylesheet" />
    <link href="//cdn.syncfusion.com/ej2/ej2-buttons/styles/material.css" rel="stylesheet" />
    <link href="//cdn.syncfusion.com/ej2/ej2-popups/styles/material.css" rel="stylesheet" />
    <link href="//cdn.syncfusion.com/ej2/ej2-splitbuttons/styles/material.css" rel="stylesheet" />
	<link href="style.css" rel="stylesheet" />
    <script src="https://cdnjs.cloudflare.com/ajax/libs/systemjs/0.19.38/system.js"></script>
    <script src="systemjs.config.js"></script>
</head>

<body>
        <div id='button'>
            <div id='loader'>Loading....</div>
        </div>
</body>

</html>

#loader {
  color: #008cff;
  height: 40px;
  left: 45%;
  position: absolute;
  top: 45%;
  width: 30%;
}

import { enableRipple } from '@syncfusion/ej2-base';
import { SplitButtonComponent } from '@syncfusion/ej2-react-splitbuttons';
import * as React from 'react';
import * as ReactDom from 'react-dom';
enableRipple(true);
// To render SplitButton.
class App extends React.Component {
    constructor() {
        super(...arguments);
        this.items = [
            {
                text: 'Cut'
            },
            {
                text: 'Copy'
            },
            {
                text: 'Paste'
            }
        ];
    }
    itemRender(args) {
        if (args.item.text === 'Copy') {
            // To underline a particular text.
            args.element.innerHTML = '<u>C</u>opy';
        }
    }
    render() {
        return (<div>
       <SplitButtonComponent items={this.items} beforeItemRender={this.itemRender}>Paste</SplitButtonComponent>
      </div>);
    }
}
ReactDom.render(<App />, document.getElementById('button'));