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Fix is_number() accepting "-" as a number

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The function would accept the string "-" as a number, when it isn't one.

To fix this, don't put it as part of the loop, just add another special
case.
This commit is contained in:
Misa 2021-02-11 21:44:33 -08:00 committed by Ethan Lee
parent 28caa994e9
commit 3225be6d9e
1 changed files with 5 additions and 0 deletions
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5
desktop_version/src/UtilityClass.cpp
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@ -272,6 +272,11 @@ bool is_number(const char* str)
return false; return false;
} }
if (str[0] == '-' && str[1] == '\0')
{
return false;
}
for (size_t i = 1; str[i] != '\0'; ++i) for (size_t i = 1; str[i] != '\0'; ++i)
{ {
if (!SDL_isdigit(str[i])) if (!SDL_isdigit(str[i]))