ProgressEventInit

inline fun ProgressEventInit(    lengthComputable: Boolean? = false,     loaded: Number? = 0,     total: Number? = 0,     bubbles: Boolean? = false,     cancelable: Boolean? = false,     composed: Boolean? = false): ProgressEventInit(source)

Since Kotlin

1.1
fun ProgressEventInit(    lengthComputable: Boolean? = false,     loaded: JsNumber? = 0.toJsNumber(),     total: JsNumber? = 0.toJsNumber(),     bubbles: Boolean? = false,     cancelable: Boolean? = false,     composed: Boolean? = false): ProgressEventInit(source)

Since Kotlin

1.8