JSValueToNumber top-level property

double Function(JSContextRef ctx, JSValueRef value, Pointer<JSValueRef> exception) JSValueToNumber

Converts a JavaScript value to number and returns the resulting number. ctx (JSContextRef) The execution context to use. value (JSValueRef) The JSValue to convert. exception (JSValueRef*) A pointer to a JSValueRef in which to store an exception, if any. Pass NULL if you do not care to store an exception. @result (double) The numeric result of conversion, or NaN if an exception is thrown.

Implementation

final double Function(
  JSContextRef ctx,
  JSValueRef value,
  Pointer<JSValueRef> exception,
)
JSValueToNumber =
    kLookup<
      NativeFunction<
        Double Function(JSContextRef, JSValueRef, Pointer<JSValueRef>)
      >
    >('JSValueToNumber').asFunction();