JS_IsArrayObject 编辑

Determine if a specified object is an Array.

Syntax

bool
JS_IsArrayObject(JSContext *cx, JS::HandleValue value, bool *isArray);

bool
JS_IsArrayObject(JSContext *cx, JS::HandleObject obj, bool *isArray);

// Obsolete since JSAPI 44

bool
JS_IsArrayObject(JSContext *cx, JS::HandleValue value);

bool
JS_IsArrayObject(JSContext *cx, JS::HandleObject obj);

Description

JS_IsArrayObject determines if a specified object, obj or value, is an Array object.

On success, returns true and sets isArray indicating whether obj is an Array object or a wrapper around one. Otherwise returns false on failure.

See Also

• MXR ID Search for JS_IsArrayObject
• bug 959787 - added value
• bug 1179003 - added isArray