三元運算子 Alternative value assignment in dJava/Kotlin/Swift and Python

 C / Java

int a = (b == c ? b : c)

Swift

var a = (b ?? c)

var a = ( b == c ) ? b : c

Kotlin

val a = if (b == c) b else c

val a = (b==c) yes {b} no {c}

val a = (b==c) then b ?: c

Python

a = b if b == c else c