// Dart语言类型测试运算符!is
void main() {
double n = 2.20;
var num = n is! int;
print(num);
}
原创文章,作者:ItWorker,如若转载,请注明出处:https://blog.ytso.com/266109.html
// Dart语言类型测试运算符!is
void main() {
double n = 2.20;
var num = n is! int;
print(num);
}
原创文章,作者:ItWorker,如若转载,请注明出处:https://blog.ytso.com/266109.html