Postman environment variable settings

In the process of the project, we often encounter a variety of environments , Such as development environment 、 Test environment 、 Preproduction environment , Production environment, etc . And different environments have different values , Mainly reflected in the different access addresses . Therefore, we can use environment variables to manage different values .
Example ： Query and set the location of mobile phone number 2 Environment , They are test environment and pre production environment .
Ideas ：
1. Add send request interface
2. add to 2 Environment groups , Set different parameter values in different environment groups
3. Call different environment variables in the request according to the requirements , grammar ：{ { Variable name }}
4. Send a request , View results

step 1、 Add request interface ;
step 2、 Add environment group , Click on environment -> Click on + ;

step 3、 Add the environment group name under the environment group 、 environment variable , And assign a value to the variable ;

step 4、 Call the environment variable in the request ;

step 5、 Select environment group ;

step 6、 Send a request , View results ;