@GetMapping("/divide")
	public String divide(@RequestParam Integer a, @RequestParam Integer b) {
		if (b == 0) {
			return String.valueOf(0);
		}
		else {
			return String.valueOf(a / b);
		}
	}
Provide interfaces to consumers.

@author fangjian0423, MieAh
spring-cloud-alibaba-examples/nacos-example/nacos-discovery-example/nacos-discovery-provider-example/src/main/java/com/alibaba/cloud/examples/EchoController.java