Title
The content inside the header of the ExpansionPanel can be set by using a title and a subtitle or through the title template.
Titles and Subtitles
To handle the title and subtitle of the ExpansionPanel, use the title
and subtitle
attributes.
Title Template
The ExpansionPanel provides the option to use the ExpansionPanelTitleDirective for customizing its header. The directive overrides the title
and subtitle
attributes.