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Summary
Creates a new double value.
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Syntax
jsdouble * JS_NewDouble(JSContext *cx, jsdouble d);
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cx | JSContext * | Pointer to a JS context from which to derive runtime information.
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d | jsdouble | An existing double value to duplicate.
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Description
JS_NewDouble creates a copy of a JS double, d, for a given executable script context, cx. Space for the new value is allocated from the JS garbage collection heap.
If the duplication is successful, JS_NewDouble returns a pointer to the copy of the double. Otherwise it returns NULL.
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Notes
After you create it, a JS double is subject to garbage collection until you protect
against it using a local root, an object property, or the JS_AddRoot function.
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See Also
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