Register | Log in

Mozilla.com

  1. MDC
  2. Main Page
  3. SpiderMonkey
  4. JSAPI Reference
  5. JS_TypeOfValue
Table of contents
  1. 1. Syntax
  2. 2. Description
  3. 3. See Also
Redirected from En/JS TypeOfValue

JS_TypeOfValue

Table of contents
  1. 1. Syntax
  2. 2. Description
  3. 3. See Also

Determines the JS data type of a JS value.

Syntax 

JSType JS_TypeOfValue(JSContext *cx, jsval v);
Name Type Description
cx JSContext * The context in which to perform the type check. Requires request. (In a JS_THREADSAFE build, the caller must be in a request on this JSContext.)
v jsval The value to examine.

Description

JS_TypeOfValue examines a specified JS value, v, and returns its JS data type. The return value is always one of JSTYPE_VOID, JSTYPE_OBJECT, JSTYPE_FUNCTION, JSTYPE_STRING, JSTYPE_NUMBER, or JSTYPE_BOOLEAN.

Page last modified 20:07, 5 Sep 2008 by Jorend

Tags:

Files (0)