如何确定数组在Java中是否包含特定值？

Arrays.asList(yourArray).contains(yourValue)

警告：这不适用于图元数组（请参见注释）。

从

java-8

Streams

String[] values = {"AB","BC","CD","AE"};boolean contains = Arrays.stream(values).anyMatch("s"::equals);

要检查的阵列是否

int

double

long

IntStream，DoubleStream

LongStream

例

int[] a = {1,2,3,4};boolean contains = IntStream.of(a).anyMatch(x -> x == 4);