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