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

fun CharSequence.first(): Char

Returns first character.

Exceptions

NoSuchElementException - if the char sequence is empty.

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

inline fun CharSequence.first(
    predicate: (Char) -> Boolean
): Char

Returns the first character matching the given predicate.

Exceptions

NoSuchElementException - if no such character is found.