jq json parser notes - Revision history

Nighthawk at 16:41, 14 June 2025

2025-06-14T16:41:50Z

Nighthawk at 16:30, 14 June 2025

2025-06-14T16:30:44Z

Nighthawk at 12:01, 4 August 2018

2018-08-04T12:01:40Z

Nighthawk: Created page with " ==Regular expressions== test(val), test(regex; flags) Like match, but does not return match objects, only true or false for whether or not the regex matches the input exam..."

2018-08-04T12:00:39Z

Created page with " ==Regular expressions== test(val), test(regex; flags) Like match, but does not return match objects, only true or false for whether or not the regex matches the input exam..."

New page

==Regular expressions==

test(val), test(regex; flags)
Like match, but does not return match objects, only true or false for whether or not the regex matches the input

example:
'''$cat .tmp.json | jq '"HAHAHA 123" | test("hahaha.*[0-9]{3}"; "i")''''
true

@@ Line 4: / Line 4: @@
 select
+file...
 "json": {
 "table": [
+ "json": {
-"name": "foo",
+   "table": [
 "color": "green"
-},
+       "name": "foo",
+       "color": "green"
-"name": "bar",
+     },
 "color": "blue"
+       "name": "bar",
+       "color": "blue"
-−
+     }
-−
+    ]
   $ '''cat json.json | jq '.json.table[] | select (.name == "foo")''''

@@ Line 1: / Line 1: @@
 ==jq manual==
 [https://stedolan.github.io/jq/manual/ jq Manual (development version)]
 ==Regular expressions==

← Older revision		Revision as of 12:01, 4 August 2018
Line 1:		Line 1:
−		+	==jq manual==
		+	[https://stedolan.github.io/jq/manual/ jq Manual (development version)]
	==Regular expressions==		==Regular expressions==