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jesvs/convertToSuffix.kt

Created July 26, 2019 06:59
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convertToSuffix.kt
import kotlin.math.ln
import kotlin.math.pow
fun convertToSuffix(x: Double): String {
if (x < 1_000) return "$x"
val exp = (ln(x) / ln(1_000.0)).toInt()
return String.format("%.1f%c", x / 1_000.0.pow(exp), "kmgtpe".toCharArray()[exp - 1])
}
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