Costanti predefinite
Queste costanti sono definite da questa estensione e
sono disponibili solo se l'estensione è stata compilata
nel PHP o se è stata caricata dinamicamente a runtime.
The following constants indicate the type of error returned by
json_last_error().
-
JSON_ERROR_NONE
(integer)
-
No error has occurred.
Available since PHP 5.3.0.
-
JSON_ERROR_DEPTH
(integer)
-
The maximum stack depth has been exceeded.
Available since PHP 5.3.0.
-
JSON_ERROR_STATE_MISMATCH
(integer)
-
Occurs with underflow or with the modes mismatch.
Available since PHP 5.3.0.
-
JSON_ERROR_CTRL_CHAR
(integer)
-
Control character error, possibly incorrectly encoded.
Available since PHP 5.3.0.
-
JSON_ERROR_SYNTAX
(integer)
-
Syntax error.
Available since PHP 5.3.0.
-
JSON_ERROR_UTF8
(integer)
-
Malformed UTF-8 characters, possibly incorrectly encoded. This
constant is available as of PHP 5.3.3.
The following constants can be combined to form options for
json_encode().
-
JSON_HEX_TAG
(integer)
-
All < and > are converted to \u003C and \u003E.
Available since PHP 5.3.0.
-
JSON_HEX_AMP
(integer)
-
All &s are converted to \u0026.
Available since PHP 5.3.0.
-
JSON_HEX_APOS
(integer)
-
All ' are converted to \u0027.
Available since PHP 5.3.0.
-
JSON_HEX_QUOT
(integer)
-
All " are converted to \u0022.
Available since PHP 5.3.0.
-
JSON_FORCE_OBJECT
(integer)
-
Outputs an object rather than an array when a non-associative array is
used. Especially useful when the recipient of the output is expecting
an object and the array is empty.
Available since PHP 5.3.0.
-
JSON_NUMERIC_CHECK
(integer)
-
Encodes numeric strings as numbers.
Available since PHP 5.3.3.
-
JSON_BIGINT_AS_STRING
(integer)
-
Encodes large integers as their original string value.
Available since PHP 5.4.0.
-
JSON_PRETTY_PRINT
(integer)
-
Use whitespace in returned data to format it.
Available since PHP 5.4.0.
-
JSON_UNESCAPED_SLASHES
(integer)
-
Don't escape /.
Available since PHP 5.4.0.
-
JSON_UNESCAPED_UNICODE
(integer)
-
Encode multibyte Unicode characters literally (default is to escape as \uXXXX).
Available since PHP 5.4.0.