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Question by Bradwall · Dec 23, 2020 at 09:49 PM · error messagescript errorsymbol

Why am I getting error CS1525 when I use the question mark symbol?

I am very new to unity and have been following some tutorials to learn and to try to make a simple game. I followed this tutorial video to make a simple pong game. Here's my code:

using System.Collections; using System.Collections.Generic; using UnityEngine;

public class Ball : MonoBehaviour {

 public float speed = 5f;


 // Start is called before the first frame update
 void Start()
 {
     float sx = Random.Range(0, 2) == ? -1 : 1;
     float sy = Random.Range(0, 2) == ? -1 : 1;

     GetComponent<Rigidbody>().velocity = new Vector3(speed * sx, speed * sy, 0f);
 }

 // Update is called once per frame
 void Update()
 {
     
 }

The problem is that in the lines that say
float sx = Random.Range(0, 2) == ? -1 : 1; and

float sy = Random.Range(0, 2) == ? -1 : 1;

the question marks in them are both marked with red squiggles underneath them and say CS1525 invalid expression term "?" when I hover over them. Also, this is in Visual Studio for Mac. Does anyone know how to fix this? Thanks in advance!

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Answer by Bradwall · Dec 23, 2020 at 09:51 PM

Oops. Sorry about this. I did more research and tried checking my code against the video again, and I just had a typo!

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