cpptempl 是一个 C 模板引擎。语法:模板流Variables{$variable}Loops:{% for person in people %}Name: {$person.name}{% endfor %}If:{% if person.name == "xu" %}Full name: xu{% endif %}使用:cpptempl::auto_data data; data["age"] = 10; data["name"] = "xu"; std::string str = "name:{$name}, age:{$age}"; std::string ret = c