我有JSON文件，并且只想提取一些值
如何仅提取＆＃34;键＆＃34;："TECH-456"，
和＆＃34;键＆＃34;："TECH"，（键后的值）
{
"expand": "names,schema",
"issues": [
{
"expand": "operations,versionedRepresentations,editmeta,changelog,renderedFields",
"fields": {
"aggregateprogress": {
"percent": 100,
"progress": 86400,
"total": 86400
},
"aggregatetimeestimate": 0,
"aggregatetimeoriginalestimate": 57600,
"aggregatetimespent": 86400,
"assignee": {
"active": true,
"avatarUrls": {
"16x16": "https://secure.gravatar.com/avatar/5d92f3ce51d4a090cdcb9b77ee890989?d=mm&s=16",
"24x24": "https://secure.gravatar.com/avatar/5d92f3ce51d4a090cdcb9b77ee890989?d=mm&s=24",
"32x32": "https://secure.gravatar.com/avatar/5d92f3ce51d4a090cdcb9b77ee890989?d=mm&s=32",
"48x48": "https://secure.gravatar.com/avatar/5d92f3ce51d4a090cdcb9b77ee890989?d=mm&s=48"
},
"displayName": "user1",
"emailAddress": "user1@gmail.com",
"key": "user1",
"name": "user1",
"self": "https://mycompany/rest/api/2/user?username=user1",
"timeZone": "Europe/Belgrade"
},
"components": [],
"created": "2018-01-10T10:23:01.000+0000",
"creator": {
"active": true,
"avatarUrls": {
"16x16": "https://mycompany/secure/useravatar?size=xsmall&avatarId=10349",
"24x24": "https://mycompany/secure/useravatar?size=small&avatarId=10349",
"32x32": "https://mycompany/secure/useravatar?size=medium&avatarId=10349",
"48x48": "https://mycompany/secure/useravatar?avatarId=10349"
},
"displayName": "user2",
"emailAddress": "user2@gmail.com",
"key": "user2",
"name": "user2",
"self": "https://mycompany/rest/api/2/user?username=user2",
"timeZone": "Zulu"
},
"customfield_10000": null,
"customfield_10001": null,
"customfield_10002": null,
"customfield_10004": "0|i00n0f:",
"customfield_10005": null,
"customfield_10006": null,
"customfield_10100": null,
"customfield_10101": [],
"customfield_10102": null,
"customfield_10103": null,
"customfield_10107": {
"id": "10400",
"self": "https://mycompany/rest/api/2/customFieldOption/10400",
"value": "Hentsu Internal"
},
"customfield_10108": null,
"customfield_10200": null,
"customfield_10201": "2018-01-12",
"customfield_10202": "2018-01-12",
"customfield_10203": null,
"customfield_10204": null,
"customfield_10205": null,
"customfield_10206": null,
"customfield_10300": "com.atlassian.servicedesk.plugins.approvals.internal.customfield.ApprovalsCFValue@40efdb56",
"customfield_10301": null,
"customfield_10302": null,
"customfield_10600": null,
"customfield_10700": null,
"customfield_11000": null,
"customfield_11001": null,
"customfield_11002": null,
"customfield_11003": null,
"customfield_11004": null,
"customfield_11005": null,
"customfield_11006": null,
"customfield_11007": null,
"customfield_11008": null,
"customfield_11009": null,
"customfield_11010": null,
"customfield_11011": null,
"customfield_11012": null,
"customfield_11013": null,
"customfield_11014": null,
"customfield_11015": null,
"customfield_11016": null,
"customfield_11017": null,
"customfield_11018": null,
"customfield_11019": null,
"customfield_11100": null,
"customfield_11101": null,
"customfield_11102": null,
"description": ".",
"duedate": null,
"environment": null,
"fixVersions": [],
"issuelinks": [],
"issuetype": {
"avatarId": 10318,
"description": "A task that needs to be done.",
"iconUrl": "https://mycompany/secure/viewavatar?size=xsmall&avatarId=10318&avatarType=issuetype",
"id": "10100",
"name": "Task",
"self": "https://mycompany/rest/api/2/issuetype/10100",
"subtask": false
},
"labels": [],
"lastViewed": "2018-02-22T15:47:47.792+0000",
"priority": {
"iconUrl": "https://mycompany/images/icons/priorities/medium.svg",
"id": "3",
"name": "Medium",
"self": "https://mycompany/rest/api/2/priority/3"
},
"progress": {
"percent": 100,
"progress": 86400,
"total": 86400
},
"project": {
"avatarUrls": {
"16x16": "https://mycompany/secure/projectavatar?size=xsmall&pid=10001&avatarId=10201",
"24x24": "https://mycompany/secure/projectavatar?size=small&pid=10001&avatarId=10201",
"32x32": "https://mycompany/secure/projectavatar?size=medium&pid=10001&avatarId=10201",
"48x48": "https://mycompany/secure/projectavatar?pid=10001&avatarId=10201"
},
"id": "10001",
"key": "TECH",
"name": "Technology",
"self": "https://mycompany/rest/api/2/project/10001"
},
"reporter": {
"active": true,
"avatarUrls": {
"16x16": "https://mycompany/secure/useravatar?size=xsmall&avatarId=10349",
"24x24": "https://mycompany/secure/useravatar?size=small&avatarId=10349",
"32x32": "https://mycompany/secure/useravatar?size=medium&avatarId=10349",
"48x48": "https://mycompany/secure/useravatar?avatarId=10349"
},
"displayName": "user2",
"emailAddress": "user2@gmail.com",
"key": "user2",
"name": "user2",
"self": "https://mycompany/rest/api/2/user?username=user2",
"timeZone": "Zulu"
},
"resolution": null,
"resolutiondate": null,
"status": {
"description": "",
"iconUrl": "https://mycompany/images/icons/statuses/inprogress.png",
"id": "3",
"name": "In-Progress",
"self": "https://mycompany/rest/api/2/status/3",
"statusCategory": {
"colorName": "yellow",
"id": 4,
"key": "indeterminate",
"name": "In Progress",
"self": "https://mycompany/rest/api/2/statuscategory/4"
}
},
"subtasks": [],
"summary": "Build the Fortimanage Portal",
"timeestimate": 0,
"timeoriginalestimate": 57600,
"timespent": 86400,
"updated": "2018-01-31T15:22:06.000+0000",
"versions": [],
"votes": {
"hasVoted": false,
"self": "https://mycompany/rest/api/2/issue/TECH-456/votes",
"votes": 0
},
"watches": {
"isWatching": false,
"self": "https://mycompany/rest/api/2/issue/TECH-456/watchers",
"watchCount": 1
},
"workratio": 150
},
"id": "15377",
"key": "TECH-456",
"self": "https://mycompany/rest/api/2/issue/15377"
}
],
"maxResults": 50,
"startAt": 0,
"total": 1
}
答案 0 :(得分：1)
使用 jq 工具的正确方法：
jq -r '.issues[0] | .key, .fields.project.key' file.json
输出：
TECH-456
TECH