Javascript JSON

Revision as of 16:00, 10 April 2018

JSON parsing global object.

Methods

• parse(str)

Parse JSON string.

Parameters:
str String containing JSON data
Return:
Primitive type or object representing the data, undefined if parsing failed.

• stringify(obj,unused,spaces)

Stringify a Javascript primitive or object.

Parameters:
obj Object of primitive type
unused Unused optional parameter, for compatibility with the standard
spaces Optional number of spaces to use for indentation
Return:
String JSON data, undefined is an error occured.

• loadFile(name)

Parse JSON file (non-standard method).

Parameters:
name Name of the file containing JSON data
Return:
Primitive type or object representing the data, undefined if parsing failed.

• saveFile(name,obj,spaces)

Save JSON data in a file (non-standard method).

Parameters:
name Name of the JSON file to write
unused Unused optional parameter, for compatibility with the standard
spaces Optional number of spaces to use for indentation
Return:
TRUE if operation succeeded, FALSE if an error occured.

• replaceParams(obj, params [,sqlEscape [,extraEsc]])

Replace ${paramname} instances in 'buf' from 'params' field values.
Replacements are done in string property values.
Parameters:
buf: Array: replace in its elements. Object: replace in its properties. Any other type is ignored
params: Object whose fields are used to replace. Ignored (no replace is made) if not an object
sqlEscape: Optional. True to apply SQL escaping to parameter values
extraEsc: Character to escape other than the SQL default ones