// Detects if the current font of a 3D text
// supports '-' sign
private var t : TextMesh;
function Start() {
t = transform.GetComponent(TextMesh);
if (t.font.HasCharacter("-"[0])) {
Debug.Log("Font supports '-' sign.");
} else {
Debug.LogWarning("This font doesnt support '-'");
}
}

using UnityEngine;
using System.Collections;

public class example : MonoBehaviour {
private TextMesh t;
void Start() {
t = transform.GetComponent<TextMesh>();
if (t.font.HasCharacter("-"[0]))
Debug.Log("Font supports '-' sign.");
else
Debug.LogWarning("This font doesnt support '-'");
}
}

import UnityEngine
import System.Collections

class example(MonoBehaviour):

private t as TextMesh

def Start():
t = transform.GetComponent[of TextMesh]()
if t.font.HasCharacter('-'[0]):
Debug.Log('Font supports \'-\' sign.')
else:
Debug.LogWarning('This font doesnt support \'-\'')