How to use the expo-print.printAsync function in expo-print
To help you get started, we’ve selected a few expo-print examples, based on popular ways it is used in public projects.
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expo / expo / apps / storybook / stories / APIs / Print.stories.js View on Github 
_printDocumentPickerPDFAsync = async () => {
const { selectedPrinter } = this.state;
try {
const document = await DocumentPicker.getDocumentAsync({
type: 'application/pdf',
});
if (document.type !== 'success') {
throw new Error('User did not select a document');
}
await Print.printAsync({
uri: document.uri,
printerUrl: selectedPrinter ? selectedPrinter.url : undefined,
});
} catch (e) {
Alert.alert('Something went wrong: ', e.message);
}
};_printDocumentPickerPDFAsync = async () => {
const { selectedPrinter } = this.state;
try {
const document = await DocumentPicker.getDocumentAsync({
type: 'application/pdf',
});
if (document.type !== 'success') {
throw new Error('User did not select a document');
}
await Print.printAsync({
uri: document.uri,
printerUrl: selectedPrinter ? selectedPrinter.url : undefined,
});
} catch (e) {
Alert.alert('Something went wrong: ', e.message);
}
}expo-print
Provides an API for iOS (AirPrint) and Android printing functionality.
