public Optional<Output<String>> cidr() {
        return Optional.ofNullable(this.cidr);
    }
@return cidr is a string representing the IPBlock Valid examples are &#34;192.168.1.0/24&#34; or &#34;2001:db8::/64&#34;
sdk/java/src/main/java/com/pulumi/kubernetes/networking/v1/inputs/IPBlockPatchArgs.java