diff --git a/reference/json/constants.xml b/reference/json/constants.xml
index acb2864e90..a768e6a71c 100644
--- a/reference/json/constants.xml
+++ b/reference/json/constants.xml
@@ -1,9 +1,60 @@
-
+
&reftitle.constants;
- &no.constants;
+ &extension.constants;
+
+ The following constants indicates an error type returned
+ by json_last_error and are all available
+ as of PHP 5.3.0.
+
+
+
+
+ JSON_ERROR_NONE
+ (integer)
+
+
+
+ No error have occured.
+
+
+
+
+
+ JSON_ERROR_DEPTH
+ (integer)
+
+
+
+ The maximum stack depth have been exceeded.
+
+
+
+
+
+ JSON_ERROR_CTRL_CHAR
+ (integer)
+
+
+
+ Control character error, possibly wrongly encoded.
+
+
+
+
+
+ JSON_ERROR_SYNTAX
+ (integer)
+
+
+
+ Syntax error.
+
+
+
+
+
+
+ json_last_error
+ Returns the last error occured
+
+
+
+ &reftitle.description;
+
+ intjson_last_error
+
+
+
+ Returns the last error (if any) occured by last JSON parsing.
+
+
+
+
+ &reftitle.parameters;
+ &no.function.parameters;
+
+
+
+ &reftitle.returnvalues;
+
+ Returns an integer, the value can be one of the following:
+
+
+ JSON error codes
+
+
+
+ Constant
+ Meaning
+
+
+
+
+ JSON_ERROR_NONE
+ No error have occured
+
+
+ JSON_ERROR_DEPTH
+ The maximum stack depth have been exceeded
+
+
+ JSON_ERROR_CTRL_CHAR
+ Control character error, possibly wrongly encoded
+
+
+ JSON_ERROR_SYNTAX
+ Syntax error
+
+
+
+
+
+
+
+ &reftitle.examples;
+
+
+ A <function>json_encode</function> example
+
+
+]]>
+
+ &example.outputs;
+
+
+
+
+
+
+
+
+ &reftitle.seealso;
+
+
+ json_decode
+
+
+
+
+
+
diff --git a/reference/json/versions.xml b/reference/json/versions.xml
index d7cb460f48..e081565d0d 100644
--- a/reference/json/versions.xml
+++ b/reference/json/versions.xml
@@ -1,11 +1,12 @@
-
+
+