toSizeSpan
fun CharSequence.toSizeSpan(range: IntRange = IntRange(0, length), scale: Float = 1.5f): SpannableString
Change the size of the text in the specified range of text
Parameters
range
The range of text to be resized
scale
The zoom value, greater than 1, is larger than other text; less than 1, it is smaller than other text; the default is 1.5