Display native dialog in unity (support Android&iOS)

add to Packages/manifest.json:

"com.ms.nativedialog":"https://github.com/wlgys8/UnityNativeDialog.git" 

using MS.NativeDialog;
....

//display dialog with one button
NativeDialogManager.Display(new DialogDisplayOptions(){
    title = title,
    message = message,
    positiveLabel = positiveLabel,
    onPositive = onPositive, //optional
});

//display dialog with two button
NativeDialogManager.Display(new DialogDisplayOptions(){
    title = title,
    message = message,
    positiveLabel = positiveLabel,
    negativeLabel = negativeLabel,
    onPositive = onPositive,
    onNegative = onNegative,
});

//display dialog with three button
NativeDialogManager.Display(new DialogDisplayOptions(){
    title = title,
    message = message,
    positiveLabel = positiveLabel,
    negativeLabel = negativeLabel,
    neutralLabel = neutralLabel,
    onPositive = onPositive,
    onNegative = onNegative,
    onNeutral = onNeutral,
});