This article covers features introduced in SpiderMonkey 38
Testing and conversion functions between a JS ID and a JS Symbol.
Syntax
bool
JSID_IS_SYMBOL(jsid id);
JS::Symbol *
JSID_TO_SYMBOL(jsid id);
jsid
SYMBOL_TO_JSID(JS::Symbol *sym);
Name | Type | Description |
---|---|---|
id |
jsid |
The property identifier to test or convert. |
sym |
JS::Symbol |
A JS Symbol to test or convert. |
Description
JSID_IS_SYMBOL
tests whether a specified JS ID, id
, is a JS Symbol, and returns true
if it's a JS Symbol.
JSID_TO_SYMBOL
converts a specified JS ID, id
to a JS Symbol.
SYMBOL_TO_JSID
converts a specified JS Symbol, i
to a jsid
.