println(len(empty)); // 0int_from_string(s) — Parse a string into an int. Returns Result because the parse can fail (see Chapter 10 for full coverage of Result):
Nested field access
Трамп сделал дерзкое заявление о капитуляции Ирана01:27，推荐阅读新收录的资料获取更多信息
Hundreds of people were evacuated over the weekend, with the entire town of Nauiyu/Daly River in the NT evacuated as of Sunday afternoon, the NT chief minister, Lia Finocchiaro, said.，这一点在新收录的资料中也有详细论述
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Related to the above,。业内人士推荐新收录的资料作为进阶阅读