void main() {
var num = 2;
if(num > 0) {
print("${num} is positive");
}
else if(num < 0) {
print("${num} is negative");
}
else {
print("${num} is neither positive nor negative");
}
}
原创文章，作者：ItWorker，如若转载，请注明出处：https://blog.ytso.com/tech/pnotes/266122.html