setTitleFontSize

2026-08-06 06:12

The setTitleFontSize method is used to set the font size of the min program page title. By adjusting this value, you can control the size of the text displayed in the title bar.

Method signature

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setTitleFontSize(titleFontSize: Double):GRVStartupParams.Builder

Parameters

Parameter

Data Type

Default value

Required

Description

titleFontSize

Double

Yes

Set the font size of the mini program page title.

The value must be greater than 0.

Note: If the value is set too high, may encounter problems when rendering fonts.

Sample

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val startupParams = GRVStartupParams.createBuilderForApp(context, appId)
    .setTitleFontSize(10)
    .build()
Griver.openApp(startupParams,null)

User experience

Value	Screenshot
titleFontSize=10