Platform and version requirements: JVM (1.0), JS (1.0), Native (1.0)

fun <T> Sequence<T>.count(): Int

Returns the number of elements in this sequence.

The operation is terminal.

Platform and version requirements: JVM (1.0), JS (1.0), Native (1.0)

inline fun <T> Sequence<T>.count(
    predicate: (T) -> Boolean
): Int

Returns the number of elements matching the given predicate.

The operation is terminal.