Condividi tramite

JSONArray.OptDouble Method

  • Reference

Definition

Namespace:
Org.Json
Assembly:
Mono.Android.dll

Overloads

OptDouble(Int32, Double)

Returns the value at index if it exists and is a double or can be coerced to a double.
OptDouble(Int32)

Returns the value at index if it exists and is a double or can be coerced to a double.

OptDouble(Int32, Double)

Returns the value at index if it exists and is a double or can be coerced to a double.

[Android.Runtime.Register("optDouble", "(ID)D", "GetOptDouble_IDHandler")]
public virtual double OptDouble (int index, double fallback);
[<Android.Runtime.Register("optDouble", "(ID)D", "GetOptDouble_IDHandler")>]
abstract member OptDouble : int * double -> double
override this.OptDouble : int * double -> double

Parameters

index
Int32
fallback
Double

Returns

Double
Attributes
RegisterAttribute

Remarks

Returns the value at index if it exists and is a double or can be coerced to a double. Returns fallback otherwise.

Java documentation for org.json.JSONArray.optDouble(int, double).

Portions of this page are modifications based on work created and shared by the Android Open Source Project and used according to terms described in the Creative Commons 2.5 Attribution License.

Applies to

OptDouble(Int32)

Returns the value at index if it exists and is a double or can be coerced to a double.

[Android.Runtime.Register("optDouble", "(I)D", "GetOptDouble_IHandler")]
public virtual double OptDouble (int index);
[<Android.Runtime.Register("optDouble", "(I)D", "GetOptDouble_IHandler")>]
abstract member OptDouble : int -> double
override this.OptDouble : int -> double

Parameters

index
Int32

Returns

Double
Attributes
RegisterAttribute

Remarks

Returns the value at index if it exists and is a double or can be coerced to a double. Returns NaN otherwise.

Java documentation for org.json.JSONArray.optDouble(int).

Portions of this page are modifications based on work created and shared by the Android Open Source Project and used according to terms described in the Creative Commons 2.5 Attribution License.

Applies to