strip()方法是在Java 11中引入的。它能去除字符串两端的所有Unicode空白字符,根据Character.isWhitespace方法来识别空白字符。也就是strip()能处理的空白字符不仅仅限于ASCII字符集,还包括了其他字符集中的空白字符,使得这个方法在国际化处理上更为有用。 publicstaticvoidmain(
std::string say_hello() { #ifdef IS_WINDOWS return std::string("Hello from Windows!"); #elif IS_LINUX return std::string("Hello from Linux!"); #elif IS_MACOS return std::string("Hello from macOS!"); #else return std::string("Hello from an unknown system!"); #endif } int main...
Sub string: Hello STRING(STRIP <string> ):移除<string>两端的空格,并将结果存储到变量中。 示例: 代码语言:txt 复制 SET(string_with_whitespace " Hello World ") STRING(STRIP ${string_with_whitespace} trimmed_string) MESSAGE("Trimmed string: ${trimmed_string}") 输出: 代码语言:txt...
Return a copy of the string s with leading whitespace removed.""" return s.lstrip()# Strip trailing tabs and spaces def rstrip(s): """rstrip(s) -> stringReturn a copy of the string s with trailing whitespace removed.""" return s.rstrip()...
从标准输入读取string并将读入的串存储在s中。string类型的输入操作符: Readsand discards any leading whitespace (e.g., spaces, newlines, tabs) 读取并忽略开头所有的空白字符(如空格,换行符,制表符)。 Itthen reads characters until the next whitespace character isencountered ...
strip方法返回一个字符串,其中左边和右边(但内部没有)有空格 >>> ' internal whitespace is kept '.strip() 'internal whitespace is kept' 还可以通过在字符串参数中列出所有字符来指定要删除的字符 >>> '*** SPAM * for * everyone!!! ***'.strip(' *!') ...
rstrip() 'test string' Python's rstrip() method strips all kinds of trailing whitespace by default, not just one newline as Perl does with chomp. >>> 'test string \n \r\n\n\r \n\n'.rstrip() 'test string' 末尾空格包括后面的换行都去除了 To strip only newlines: >>> 'test ...
[INPUT_FILE <file>] [OUTPUT_FILE <file>] [ERROR_FILE <file>] [OUTPUT_QUIET] [ERROR_QUIET] [OUTPUT_STRIP_TRAILING_WHITESPACE] [ERROR_STRIP_TRAILING_WHITESPACE]) Runs the given sequence of one or more commands with the standard output of each process piped to the stan- dard input of ...
[ERROR_VARIABLE <variable>] [INPUT_FILE <file>] [OUTPUT_FILE <file>] [ERROR_FILE <file>] [OUTPUT_QUIET] [ERROR_QUIET] [COMMAND_ECHO <where>] [OUTPUT_STRIP_TRAILING_WHITESPACE] [ERROR_STRIP_TRAILING_WHITESPACE] [ENCODING <name>] [ECHO_OUTPUT_VARIABLE] [ECHO_ERROR_VARIABLE] [COMMAND_...
bool isspace( const std::string & str ) Return true if there are only whitespace characters in the string and there is at least one character, false otherwise. 是否只是空格,啥用啊? istitle¶ bool istitle( const std::string & str ) ...