一般来说,在处理字符串的时候通常会用到如下一些函数/方法:length、substring、find、charAt、toLowerCase、toUpperCase、trim、equalsIgnoreCase、startsWith、endsWith、parseInt、toString、split等。 如果使用STL中的std::string,它已经提供了如下一些比较有用的方法: length(),取得字符串的长度。 substr(),从字符串中...
I want to convert a `std::string` to lowercase. I am aware of the function `tolower()`, however in the past I have had issues with this function and it is hardly ideal anyway as use with a `std::string` would require iterating over each character. Is there an alternative which ...
to_ascii_lowercase:将字符转换为小写形式的ASCII字符。 28420 Node.js 开发者的 Rust 入门指南 注意:对于以JavaScript为主的Node.js开发者来说,你可能不太熟悉类似于“std::wx::y”或“&xyz”之类的表述,但是没关系,我会详细解释。...浮点数 f32 (32位浮点数) f64 (64位浮点数) fn main() { // ...
Make sure you understand how to use the boolean operators. My suggestion is you use if(sYesNo =="Yes"|| sYesNo =="yes"|| sYesNo =="YES") Alternatively, you could first convert sYesNo to lowercase letters and then just compare to "yes". ...
creating a * copy of a string with all characters translated to uppercase or to * lowercase...
How to convert std::string to lower case?I want to convert a `std::string` to lowercase. I am aware of the function `tolower()`, however in the past I have had issues with this function and it is hardly ideal anyway as use with a `std::string` would require iterating over each...