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fix: json negative integers parsing bug #292

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fix: json negative integers parsing bug #292

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12 changes: 5 additions & 7 deletions mq4/json.mqh
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Original file line number Diff line number Diff line change
Expand Up @@ -775,24 +775,22 @@ private:
s=parseString();
ret=(JSONValue*)new JSONString(s);

} else if(isDoubleDigit(_in[_pos])) {
} else if(isDoubleDigit(_in[_pos])) {
bool isDoubleOnly=false;
long l=0;
long sign;
// number
int i=_pos;


if(_in[_pos]=='-')
{
sign=-1;
_pos++;
} else if(_in[_pos]=='+') {
} else if(_in[_pos]=='+') {
sign=1;
_pos++;
} else {
} else {
sign=1;
}

int i=_pos;
while(i<_len && isDigit(_in[i]))
{
l=l*10+(_in[i]-'0');
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