Differences

This shows you the differences between two versions of the page.

--- syntax:functions:isjson [2020/11/25 17:56] – created dmitry
+++ syntax:functions:isjson [2021/09/18 19:59] (current) – craigt
@@ Line 1: / Line 1: @@
-===== IsJson(text) =====
+======IsJSON(text) ======
+Category:  Web function
-Returns TRUE if the argument can be parsed as a JSON object or JSON array. Otherwise returns FALSE.
+\\
+=====Description=====
+This function returns TRUE if the argument can be parsed as a JSON object or JSON array. Otherwise, it returns FALSE.
-^  Example  ^  Result  ^
+\\
-| isjson("{}")  |  TRUE  |
+=====Arguments=====
-| isjson("JSON")  |  FALSE  |
+^Argument^Type^Description^
-| isjson("a:{b:1}")  |  FALSE  |
+|text  |Text  |The string being tested as JSON or a JSON object .  |
-| isjson("{a:{b:1}}")  |  TRUE  |
-| isjson('1,"a"')  |  FALSE  |
-| isjson('[1,"a"]')  |  TRUE  |
-=== See also ===
+**Return value type:** Boolean (TRUE/FALSE).
-  * [[syntax:functions:isemail]]
-  * [[syntax:functions:isxml]]
+\\
+=====Examples=====
+  isjson( '{}' )  //Returns TRUE
+  isjson( 'JSON' )  //Returns FALSE
+  isjson( 'a:{b:1}' )  //Returns FALSE
+  isjson( '{a:{b:1}}' )  //Returns TRUE
+  isjson( '1,"a"' )  //Returns FALSE
+  isjson( '[1,"a"]' )  //Returns TRUE
+\\
+=====See also=====
+  * [[syntax:functions:isemail|IsEmail(email_addr)]]
+  * [[syntax:functions:isxml|IsXML(text)]]