User defined variables and extracted public variables of JMeter

One 、 Applicable scenario

We are using Jmeter When writing a test plan , There are often some public data to be filled frequently , Such as request agreement 、 Request address 、 Request port 、 Coding method and other information , Another example is domain name switching 、 Login information configuration and other scenarios .

Generally in a project , These contents are fixed , So we can extract the frequently used variables mentioned above into public data .

Two 、 Usage method

3、 ... and 、 operation

1. Add user-defined variables

Define the request agreement 、 Request address 、 Request port 、 The name corresponding to the encoding method 、 Specific value 、 describe .

Operation path ： Thread group ——> add to ——> Configuration element ——> User defined variables

2. Set up csv Data files

3. add to http request

3.1 Reference variables

jmeter There are many ways to add variables , But the only way to reference variables ：${ Variable name }
Request parameters reference variables

{
    
	"user_name":${
    user_name},
	"password":${
    password},
	"phone":${
    phone},
	"real_name":${
    real_name}
	}

3.2 Reference user-defined variables

Four 、 View the result tree