我们通过实际栗子去讲述理论知识点
字段 | 含义 |
---|---|
Apply to | 应用范围,选默认的 main sample only 就行了 |
Field to check | 可提取的字段 |
Names of created variables | 接收提取值的变量名 必传 |
Regular Expression | 正则表达式 |
Template | 从找到的匹配项中创建字符串的模板 |
Match No.(0 for Random) | 取第几个值 0:随机,默认 -1:所有 1:第一个值 非必传 |
Default Value | 缺省值,匹配不到值的时候取该值 非必传 |
Use empty default value | 勾选后,提取不到值时,则返回空字符串 |
Regular Expression 正则表达式 Template 从找到的匹配项中创建字符串的模板 Match No.(0 for Random)
Default Value
Use empty default value 勾选后,提取不到值时,则返回空字符串
属性 | 含义 |
---|---|
Body | 响应体,不包括响应头;最常用 |
Body (unescaped) | 响应体,替换了所有HTML转义符;不建议使用 |
Body as a Document | 从不同类型的文件中提取文本;影响性能 |
Request Headers | 请求头 |
Response Headers | 响应头 |
URL | URL |
Response Code | 响应码 |
Response Message | 响应信息 |
这个栗子,我都会以这个地址的接口来完成 JSON 提取器的实战栗子,大家可以注册个账号玩一玩哦
http://api.yesapi.cn/docs.php?keyword=%E4%BC%9A%E5%91%98&channel=api
下面多个栗子都以这个测试计划为基础哦
登录是执行其他接口的前置接口,所以要获取用户登录后的 token、uuid
${var}
( )
.*?
(.+?)
左边界(.+?)右边界
左边界(.*?)右边界
下面的栗子都以这个 JSON 字符串为基础,从里面提取结果
这 JSON 字符串也是某个接口的响应内容,货真价实,感兴趣也可以自己玩一玩:http://api.yesapi.cn/docs-api-App.User.GetList.html
{
"ret": 200,
"msg": "V2.5.1 YesApi App.User.GetList",
"data": {
"total": 4,
"err_msg": "",
"err_code": 0,
"users": [
{
"role": "user",
"status_desc": "正常",
"reg_time": "2020-06-22 20:45:05",
"role_desc": "普通会员",
"ext_info": {
"yesapi_nickname": "",
"yesapi_points": 0
},
"uuid": "0564CE592B4CE914365D8922F6FC4CEC",
"username": "luojunjiess286",
"status": 0
},
{
"role": "user",
"status_desc": "正常",
"reg_time": "2020-06-22 14:27:17",
"role_desc": "普通会员",
"ext_info": {
"yesapi_nickname": "",
"yesapi_points": 0
},
"uuid": "0164DC0680F84DCE40D3DD4A36640ECA",
"username": "luojunjiessa",
"status": 0
},
{
"role": "admin",
"status_desc": "正常",
"reg_time": "2020-03-23 22:48:32",
"role_desc": "管理员",
"ext_info": {
"yesapi_nickname": "",
"yesapi_points": 0
"yesapi_reg_source": ""
},
"uuid": "079BF6BB82AFCFC7084F96AECAF0519F",
"username": "luojunjiess",
"status": 0
}
]
}
}
就是正则表达式里只有一个 ( ) ,且 Match No. 不是 -1
uuid1=
uuid1_g=1
uuid1_g0="uuid":"0564CE592B4CE914365D8922F6FC4CEC"
uuid1_g1=0564CE592B4CE914365D8922F6FC4CEC
如果正则匹配到值,但是没有填模板,则返回空
uuid2="uuid":"0564CE592B4CE914365D8922F6FC4CEC"
uuid2_g=1
uuid2_g0="uuid":"0564CE592B4CE914365D8922F6FC4CEC"
uuid2_g1=0564CE592B4CE914365D8922F6FC4CEC
$0$
( )
uuid3=0564CE592B4CE914365D8922F6FC4CEC
uuid3_g=1
uuid3_g0="uuid":"0564CE592B4CE914365D8922F6FC4CEC"
uuid3_g1=0564CE592B4CE914365D8922F6FC4CEC
$1$
( )
uuid4=null
uuid4_g=1
uuid4_g0="uuid":"0564CE592B4CE914365D8922F6FC4CEC"
uuid4_g1=0564CE592B4CE914365D8922F6FC4CEC
2 模板并不存在,其实就是 uuid4_g2 变量不存在,即使勾了使用空默认值,也返回 null,
Match No.
有两种情况
( )
( )
手动分成四部分
uuid1_1=0564CE592B4CE914365D8922F6FC4CEC
uuid1_1_g=1
uuid1_1_g0="uuid":"0564CE592B4CE914365D8922F6FC4CEC"
uuid1_1_g1=0564CE592B4CE914365D8922F6FC4CEC
uuid1_2=0164DC0680F84DCE40D3DD4A36640ECA
uuid1_2_g=1
uuid1_2_g0="uuid":"0164DC0680F84DCE40D3DD4A36640ECA"
uuid1_2_g1=0164DC0680F84DCE40D3DD4A36640ECA
uuid1_3=079BF6BB82AFCFC7084F96AECAF0519F
uuid1_3_g=1
uuid1_3_g0="uuid":"079BF6BB82AFCFC7084F96AECAF0519F"
uuid1_3_g1=079BF6BB82AFCFC7084F96AECAF0519F
uuid1_matchNr=3
info1=
info1_g=2
info1_g0="uuid":"0564CE592B4CE914365D8922F6FC4CEC","username":"luojunjiess286"
info1_g1=0564CE592B4CE914365D8922F6FC4CEC
info1_g2=luojunjiess286
info2=0564CE592B4CE914365D8922F6FC4CEC
info2_g=2
info2_g0="uuid":"0564CE592B4CE914365D8922F6FC4CEC","username":"luojunjiess286"
info2_g1=0564CE592B4CE914365D8922F6FC4CEC
info2_g2=luojunjiess286
$1$
info3=0564CE592B4CE914365D8922F6FC4CECluojunjiess286
info3_g=2
info3_g0="uuid":"0564CE592B4CE914365D8922F6FC4CEC","username":"luojunjiess286"
info3_g1=0564CE592B4CE914365D8922F6FC4CEC
info3_g2=luojunjiess286
info4=0564CE592B4CE914365D8922F6FC4CEC,luojunjiess286
info4_g=2
info4_g0="uuid":"0564CE592B4CE914365D8922F6FC4CEC","username":"luojunjiess286"
info4_g1=0564CE592B4CE914365D8922F6FC4CEC
info4_g2=luojunjiess286
( )
( )
$1$$2$