第一步
从字段或者文件中选取json源

第二步
字段定义如何解析源json

上面对应的json如下:
{"expand": "description,lead,url,projectKeys","self": "http://172.26.1.51:8080/rest/api/2/project/10902","id": "10902","key": "SAMPLE","description": "","lead": {"self": "http://172.26.1.51:8080/rest/api/2/user?username=summ","key": "summ","name": "summ","avatarUrls": {"48x48": "http://172.26.1.51:8080/secure/useravatar?ownerId=summ&avatarId=10600","24x24": "http://172.26.1.51:8080/secure/useravatar?size=small&ownerId=summ&avatarId=10600","16x16": "http://172.26.1.51:8080/secure/useravatar?size=xsmall&ownerId=summ&avatarId=10600","32x32": "http://172.26.1.51:8080/secure/useravatar?size=medium&ownerId=summ&avatarId=10600"},"displayName": "苏敏敏","active": true},"components": [],"issueTypes": [{"self": "http://172.26.1.51:8080/rest/api/2/issuetype/10100","id": "10100","description": "需要完成的任务。","iconUrl": "http://172.26.1.51:8080/secure/viewavatar?size=xsmall&avatarId=10318&avatarType=issuetype","name": "任务","subtask": false,"avatarId": 10318},{"self": "http://172.26.1.51:8080/rest/api/2/issuetype/10101","id": "10101","description": "问题的子任务","iconUrl": "http://172.26.1.51:8080/secure/viewavatar?size=xsmall&avatarId=10316&avatarType=issuetype","name": "子任务","subtask": true,"avatarId": 10316},{"self": "http://172.26.1.51:8080/rest/api/2/issuetype/10102","id": "10102","description": "由 Jira Software 创建——请勿编辑或删除。适用于一种用户故事的事务类型。","iconUrl": "http://172.26.1.51:8080/secure/viewavatar?size=xsmall&avatarId=10315&avatarType=issuetype","name": "故事","subtask": false,"avatarId": 10315},{"self": "http://172.26.1.51:8080/rest/api/2/issuetype/10103","id": "10103","description": "","iconUrl": "http://172.26.1.51:8080/secure/viewavatar?size=xsmall&avatarId=10303&avatarType=issuetype","name": "故障","subtask": false,"avatarId": 10303},{"self": "http://172.26.1.51:8080/rest/api/2/issuetype/10000","id": "10000","description": "Created by Jira Software - do not edit or delete. Issue type for a big user story that needs to be broken down.","iconUrl": "http://172.26.1.51:8080/images/icons/issuetypes/epic.svg","name": "Epic","subtask": false}],"assigneeType": "UNASSIGNED","versions": [],"name": "Scrum项目模板","roles": {"Test supervisor": "http://172.26.1.51:8080/rest/api/2/project/10902/role/10104","Product Manager": "http://172.26.1.51:8080/rest/api/2/project/10902/role/10102","Developers": "http://172.26.1.51:8080/rest/api/2/project/10902/role/10101","Product Tester": "http://172.26.1.51:8080/rest/api/2/project/10902/role/10106","Project Manager": "http://172.26.1.51:8080/rest/api/2/project/10902/role/10103","Administrators": "http://172.26.1.51:8080/rest/api/2/project/10902/role/10002","Developer": "http://172.26.1.51:8080/rest/api/2/project/10902/role/10105"},"avatarUrls": {"48x48": "http://172.26.1.51:8080/secure/projectavatar?avatarId=10324","24x24": "http://172.26.1.51:8080/secure/projectavatar?size=small&avatarId=10324","16x16": "http://172.26.1.51:8080/secure/projectavatar?size=xsmall&avatarId=10324","32x32": "http://172.26.1.51:8080/secure/projectavatar?size=medium&avatarId=10324"},"projectTypeKey": "software","archived": false}
如何解析json数组
[{"expand": "description,lead,url,projectKeys","self": "http://172.26.1.51:8080/rest/api/2/project/10902","id": "10902","key": "SAMPLE","name": "Scrum项目模板","avatarUrls": {"48x48": "http://172.26.1.51:8080/secure/projectavatar?avatarId=10324","24x24": "http://172.26.1.51:8080/secure/projectavatar?size=small&avatarId=10324","16x16": "http://172.26.1.51:8080/secure/projectavatar?size=xsmall&avatarId=10324","32x32": "http://172.26.1.51:8080/secure/projectavatar?size=medium&avatarId=10324"},"projectTypeKey": "software"},{"expand": "description,lead,url,projectKeys","self": "http://172.26.1.51:8080/rest/api/2/project/10904","id": "10904","key": "SYBI","name": "SyBI","avatarUrls": {"48x48": "http://172.26.1.51:8080/secure/projectavatar?avatarId=10324","24x24": "http://172.26.1.51:8080/secure/projectavatar?size=small&avatarId=10324","16x16": "http://172.26.1.51:8080/secure/projectavatar?size=xsmall&avatarId=10324","32x32": "http://172.26.1.51:8080/secure/projectavatar?size=medium&avatarId=10324"},"projectTypeKey": "software"}]
如上所示的json是一个array,如何获取id呢?

注意是 $.[*]id
