### Method

# JavaScriptCore Value function_call

#### Declaration [src]

    JSCValue*
    jsc_value_function_call (
      JSCValue* value,
      GType first_parameter_type,
      ...
    )

#### Description [src]

Call function referenced by `value`, passing the given parameters. If `first_parameter_type` is `G_TYPE_NONE` no parameters will be passed to the function.

This function always returns a `JSCValue`, in case of void functions a `JSCValue` referencing <function>undefined</function> is returned.

This method is not directly available to language bindings.

The implementation of this method is provided by `jsc_value_function_callv()` in language bindings

#### Parameters

`first_parameter_type`

  Type: `GType`

  `GType` of first parameter, or `G_TYPE_NONE`.

`...`

  Type: ``

  Value of the first parameter, followed optionally by more type/value pairs, followed by `G_TYPE_NONE`.

#### Return value

Type: `JSCValue`

A `JSCValue` with the return value of the function.

The caller of the method takes ownership of the data, and is responsible for freeing it.