napi_get_value_double

ohos_sys::napi

Function napi_get_value_double 

Source 
pub unsafe extern "C" fn napi_get_value_double(
    env: napi_env,
    value: napi_value,
    result: *mut f64,
) -> napi_status
Available on crate feature napi only.
Expand description

Obtains the double value corresponding to the given ArkTS value.

§Arguments

  • env - Current running virtual machine context.

  • value - ArkTS number.

  • result - The C primitive equivalent of ArkTS value as double.

§Returns

  • Returns the function execution status. [napi_ok] If the function executed successfully.

[napi_invalid_arg] If the param env, value and(or) result is nullptr.

[napi_number_expected] If a non-number ArkTS value passed in it.

Available since API-level: 10