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<!DOCTYPE html><html lang="en"><head><meta charSet="utf-8"/><meta http-equiv="X-UA-Compatible" content="IE=edge"/><title>Handling Text Input · React Native</title><meta name="viewport" content="width=device-width"/><meta name="generator" content="Docusaurus"/><meta name="description" content="[`TextInput`](textinput#content) is a [Core Component](intro-react-native-components) that allows the user to enter text. It has an `onChangeText` prop that takes a function to be called every time the text changed, and an `onSubmitEditing` prop that takes a function to be called when the text is submitted."/><meta name="docsearch:version" content="0.63"/><meta name="docsearch:language" content="en"/><meta property="og:title" content="Handling Text Input · React Native"/><meta property="og:type" content="website"/><meta property="og:url" content="https://reactnative.dev/"/><meta property="og:description" content="[`TextInput`](textinput#content) is a [Core Component](intro-react-native-components) that allows the user to enter text. It has an `onChangeText` prop that takes a function to be called every time the text changed, and an `onSubmitEditing` prop that takes a function to be called when the text is submitted."/><meta property="og:image" content="https://reactnative.dev/img/logo-og.png"/><meta name="twitter:card" content="summary"/><meta name="twitter:image" content="https://reactnative.dev/img/logo-og.png"/><link rel="shortcut icon" href="/img/favicon.ico"/><link rel="stylesheet" href="https://cdn.jsdelivr.net/docsearch.js/1/docsearch.min.css"/><link rel="stylesheet" href="//cdnjs.cloudflare.com/ajax/libs/highlight.js/9.12.0/styles/solarized-dark.min.css"/><link rel="alternate" type="application/atom+xml" href="https://reactnative.dev/blog/atom.xml" title="React Native Blog ATOM Feed"/><link rel="alternate" type="application/rss+xml" href="https://reactnative.dev/blog/feed.xml" title="React Native Blog RSS Feed"/><script>
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</script></nav></div><div class="container mainContainer docsContainer"><div class="wrapper"><div class="post"><header class="postHeader"><a class="edit-page-link button" href="https://github.com/facebook/react-native-website/blob/master/docs/handling-text-input.md" target="_blank" rel="noreferrer noopener">Edit</a><h1 id="__docusaurus" class="postHeaderTitle">Handling Text Input</h1></header><article><div><span><p><a href="textinput#content"><code>TextInput</code></a> is a <a href="intro-react-native-components">Core Component</a> that allows the user to enter text. It has an <code>onChangeText</code> prop that takes a function to be called every time the text changed, and an <code>onSubmitEditing</code> prop that takes a function to be called when the text is submitted.</p>
<p>For example, let's say that as the user types, you're translating their words into a different language. In this new language, every single word is written the same way: 🍕. So the sentence &quot;Hello there Bob&quot; would be translated as &quot;🍕🍕🍕&quot;.</p>
<div class="snack-player"><div class="mobile-friendly-snack" style="display: none"><pre><code class="hljs css javascript"><span class="hljs-keyword">import</span> React, { useState } <span class="hljs-keyword">from</span> <span class="hljs-string">'react'</span>;
<span class="hljs-keyword">import</span> { Text, TextInput, View } <span class="hljs-keyword">from</span> <span class="hljs-string">'react-native'</span>;
<span class="hljs-keyword">const</span> PizzaTranslator = <span class="hljs-function"><span class="hljs-params">()</span> =&gt;</span> {
<span class="hljs-keyword">const</span> [text, setText] = useState(<span class="hljs-string">''</span>);
<span class="hljs-keyword">return</span> (
<span class="xml"><span class="hljs-tag">&lt;<span class="hljs-name">View</span> <span class="hljs-attr">style</span>=<span class="hljs-string">{{padding:</span> <span class="hljs-attr">10</span>}}&gt;</span>
<span class="hljs-tag">&lt;<span class="hljs-name">TextInput</span>
<span class="hljs-attr">style</span>=<span class="hljs-string">{{height:</span> <span class="hljs-attr">40</span>}}
<span class="hljs-attr">placeholder</span>=<span class="hljs-string">"Type here to translate!"</span>
<span class="hljs-attr">onChangeText</span>=<span class="hljs-string">{text</span> =&gt;</span> setText(text)}
defaultValue={text}
/&gt;
<span class="hljs-tag">&lt;<span class="hljs-name">Text</span> <span class="hljs-attr">style</span>=<span class="hljs-string">{{padding:</span> <span class="hljs-attr">10</span>, <span class="hljs-attr">fontSize:</span> <span class="hljs-attr">42</span>}}&gt;</span>
{text.split(' ').map((word) =&gt; word &amp;&amp; '🍕').join(' ')}
<span class="hljs-tag">&lt;/<span class="hljs-name">Text</span>&gt;</span>
<span class="hljs-tag">&lt;/<span class="hljs-name">View</span>&gt;</span>
);
}
export default PizzaTranslator;
</span></code></pre></div><div class="desktop-friendly-snack" style="margin-top: 15px; margin-bottom: 15px"><div
data-snack-name="Handling Text Input"
data-snack-description="Example usage"
data-snack-code="import%20React%2C%20%7B%20useState%20%7D%20from%20'react'%3B%0Aimport%20%7B%20Text%2C%20TextInput%2C%20View%20%7D%20from%20'react-native'%3B%0A%0Aconst%20PizzaTranslator%20%3D%20()%20%3D%3E%20%7B%0A%20%20const%20%5Btext%2C%20setText%5D%20%3D%20useState('')%3B%0A%20%20return%20(%0A%20%20%20%20%3CView%20style%3D%7B%7Bpadding%3A%2010%7D%7D%3E%0A%20%20%20%20%20%20%3CTextInput%0A%20%20%20%20%20%20%20%20style%3D%7B%7Bheight%3A%2040%7D%7D%0A%20%20%20%20%20%20%20%20placeholder%3D%22Type%20here%20to%20translate!%22%0A%20%20%20%20%20%20%20%20onChangeText%3D%7Btext%20%3D%3E%20setText(text)%7D%0A%20%20%20%20%20%20%20%20defaultValue%3D%7Btext%7D%0A%20%20%20%20%20%20%2F%3E%0A%20%20%20%20%20%20%3CText%20style%3D%7B%7Bpadding%3A%2010%2C%20fontSize%3A%2042%7D%7D%3E%0A%20%20%20%20%20%20%20%20%7Btext.split('%20').map((word)%20%3D%3E%20word%20%26%26%20'%F0%9F%8D%95').join('%20')%7D%0A%20%20%20%20%20%20%3C%2FText%3E%0A%20%20%20%20%3C%2FView%3E%0A%20%20)%3B%0A%7D%0A%0Aexport%20default%20PizzaTranslator%3B%0A"
data-snack-platform="web"
data-snack-supported-platforms=ios,android,web
data-snack-preview="true"
style="
overflow: hidden;
background: #fafafa;
border: 1px solid rgba(0,0,0,.16);
border-radius: 4px;
height: 514px;
width: 100%;
"
></div></div></div><p>In this example, we store <code>text</code> in the state, because it changes over time.</p>
<p>There are a lot more things you might want to do with a text input. For example, you could validate the text inside while the user types. For more detailed examples, see the <a href="https://reactjs.org/docs/forms.html#controlled-components">React docs on controlled components</a>, or the <a href="/docs/textinput">reference docs for TextInput</a>.</p>
<p>Text input is one of the ways the user interacts with the app. Next, let's look at another type of input and <a href="/docs/handling-touches">learn how to handle touches</a>.</p>
</span></div></article></div><div class="docs-prevnext"><a class="docs-prev button" href="/docs/intro-react"><span class="arrow-prev"></span><span>React Fundamentals</span></a><a class="docs-next button" href="/docs/using-a-scrollview"><span class="function-name-prevnext">Using a ScrollView</span><span class="arrow-next"></span></a></div></div></div><nav class="onPageNav"></nav></div><footer class="nav-footer" id="footer"><section class="sitemap"><div><h5>Docs</h5><a href="/docs/getting-started">Getting Started</a><a href="/docs/tutorial">Tutorial</a><a href="/docs/components-and-apis">Components and APIs</a><a href="/docs/more-resources">More Resources</a></div><div><h5>Community</h5><a href="/help">The React Native Community</a><a href="/showcase">Who&#x27;s using React Native?</a><a href="https://stackoverflow.com/questions/tagged/react-native" target="_blank">Ask Questions on Stack Overflow</a><a href="https://github.com/facebook/react-native/blob/master/CONTRIBUTING.md">Contributor Guide</a><a href="https://dev.to/t/reactnative" target="_blank">DEV Community</a></div><div><h5>More Resources</h5><a href="/blog">Blog</a><a href="https://twitter.com/reactnative" target="_blank">Twitter</a><a href="https://github.com/facebook/react-native" target="_blank">GitHub</a><a href="https://reactjs.org" target="_blank">React</a></div></section><a href="https://code.facebook.com/projects/" target="_blank" class="fbOpenSource"><img src="/img/oss_logo.png" alt="Facebook Open Source" width="170" height="45"/></a><section class="copyright">Copyright © 2020 Facebook Inc.</section></footer></div><script type="text/javascript" src="https://cdn.jsdelivr.net/docsearch.js/1/docsearch.min.js"></script><script>window.fbAsyncInit = function() {FB.init({appId:'1677033832619985',xfbml:true,version:'v2.7'});};(function(d, s, id){var js, fjs = d.getElementsByTagName(s)[0];if (d.getElementById(id)) {return;}js = d.createElement(s); js.id = id;js.src = '//connect.facebook.net/en_US/sdk.js';fjs.parentNode.insertBefore(js, fjs);}(document, 'script','facebook-jssdk'));
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