Subtitle Options

Controls the top bar subtitle.

const options = {
topBar: {
subtitle: {}
}
};

text

Subtitle text.

TypeRequiredPlatform
stringNoBoth

fontSize

Subtitle fontSize. On Android this value is sp.

TypeRequiredPlatform
numberNoBoth

color

Subtitle color.

TypeRequiredPlatform
ColorNoBoth

fontFamily

Subtitle FontFamily.

TypeRequiredPlatform
FontFamilyNoBoth

alignment

fill will make the subtitle stretch and consume all available space in the TopBar while center will center the subtitle in the middle of the TopBar.

TypeRequiredPlatform
enum('center', 'fill')NoBoth

testID

Used to interact with the TopBar in e2e tests.

TypeRequiredPlatform
stringNoBoth