JS::SymbolValue
this article covers features introduced in spidermonkey 38 convert a js::symbol to a js::value.
... syntax js::value js::symbolvalue(js::symbol* sym) name type description sym js::symbol* a pointer to a js::symbol to convert.
... description js::symbolvalue converts a given js::symbol to js::value.
... see also mxr id search for js::symbolvalue js::value bug 645416) ...

Bytecode Descriptions
format: jof_atom symbol operands: (uint8_t symbol (the js::symbolcode of the symbol to use)) stack: ⇒ symbol push a well-known symbol.
... symbol must be in range for js::symbolcode.

JSID_IS_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.

Index
71 js::symbolvalue jsapi reference, reference, référence(2), spidermonkey js::symbolvalue converts a given js::symbol to js::value.

JS::Handle
there are typedefs available for the main types: namespace js { typedef handle<jsfunction*> handlefunction; typedef handle<jsid> handleid; typedef handle<jsobject*> handleobject; typedef handle<jsscript*> handlescript; typedef handle<jsstring*> handlestring; typedef handle<js::symbol*> handlesymbol; // added in spidermonkey 38 typedef handle<value> handlevalue; } see also mxr id search for js::handle mxr id search for js::handlefunction mxr id search for js::handleid mxr id search for js::handleobject mxr id search for js::handlescript mxr id search for js::handlestring mxr id search for js::handlesymbol mxr id search for js::handlevalue js::rooted js::mut...

JS::MutableHandle
there are typedefs available for the main types: namespace js { typedef mutablehandle<jsfunction*> mutablehandlefunction; typedef mutablehandle<jsid> mutablehandleid; typedef mutablehandle<jsobject*> mutablehandleobject; typedef mutablehandle<jsscript*> mutablehandlescript; typedef mutablehandle<jsstring*> mutablehandlestring; typedef mutablehandle<js::symbol*> mutablehandlesymbol; typedef mutablehandle<value> mutablehandlevalue; } see also mxr id search for js::mutablehandle mxr id search for js::mutablehandlefunction mxr id search for js::mutablehandleid mxr id search for js::mutablehandleobject mxr id search for js::mutablehandlescript mxr id search for js::mutablehandlestring mxr id search for js::mutablehandlesymbol mxr id searc...

JS::PersistentRooted
there are typedefs available for the main types: namespace js { typedef persistentrooted<jsfunction*> persistentrootedfunction; typedef persistentrooted<jsid> persistentrootedid; typedef persistentrooted<jsobject*> persistentrootedobject; typedef persistentrooted<jsscript*> persistentrootedscript; typedef persistentrooted<jsstring*> persistentrootedstring; typedef persistentrooted<js::symbol*> persistentrootedsymbol; // added in spidermonkey 38 typedef persistentrooted<value> persistentrootedvalue; } example following example allocates persistentrootedvalue, and provides two functions for setting and getting it from javascript.

JS::Rooted
there are typedefs available for the main types: namespace js { typedef rooted<jsobject*> rootedobject; typedef rooted<jsfunction*> rootedfunction; typedef rooted<jsscript*> rootedscript; typedef rooted<jsstring*> rootedstring; typedef rooted<js::symbol*> rootedsymbol; // added in spidermonkey 38 typedef rooted<jsid> rootedid; typedef rooted<js::value> rootedvalue; } see also mxr id search for js::rooted mxr id search for js::rootedobject mxr id search for js::rootedfunction mxr id search for js::rootedscript mxr id search for js::rootedstring mxr id search for js::rootedsymbol mxr id search for js::rootedid mxr ...

JS::Value
al.todouble(), val.tonumber() val.setint32(int32_t), val.setnumber(uint32_t), val.setnumber(double) string val.isstring() js::stringvalue(jsstring*) val.tostring() val.setstring(jsstring *) object val.isobject() js::objectvalue(jsobject&amp;), js::objectornullvalue(jsobject*) val.toobject() val.setobject(jsobject &) symbol val.issymbol() js::symbolvalue(js::symbol*) val.tosymbol() val.setsymbol(js::symbol &) numbers are stored in a js::value either as a double or as an int32_t.

JS_FS
(or index, if jsprop_index is present in flags) symbol a member name of js::symbolcode the javascript symbol for the function.

JSAPI reference
n spidermonkey 24 js::truevalue added in spidermonkey 24 js::falsevalue added in spidermonkey 24 js::numbervalue added in spidermonkey 24 js::int32value added in spidermonkey 24 js::doublevalue added in spidermonkey 24 js::float32value added in spidermonkey 24 js::stringvalue added in spidermonkey 24 js::objectvalue added in spidermonkey 24 js::objectornullvalue added in spidermonkey 24 js::symbolvalue added in spidermonkey 38 js::value constants: js::nullhandlevalue added in spidermonkey 24 js::undefinedhandlevalue added in spidermonkey 24 js::truehandlevalue added in spidermonkey 38 js::falsehandlevalue added in spidermonkey 38 jsval constants: jsval_null obsolete since jsapi 42 jsval_void obsolete since jsapi 42 jsval_true obsolete since jsapi 42 jsval_false obsolete sin...