Regex regex = new Regex(string.Format(@"A(.*{0}).*{0}", Environment.NewLine)); s = reg...
search("remove_this", email) >>> email[:m.start()] + email[m.end():] 'tony@tiger.net' Match.span([group]) 对于一个匹配 m, 返回一个二元组 (m.start(group), m.end(group))。 注意如果 group 没有在这个匹配中,就返回 (-1, -1)。group 默认为0,就是整个匹配。 Match.pos pos ...
Remove this substring. 我们想要删除每一行中的"this "(注意空格)。可以使用Python的re模块来实现这一功能。 示例代码: 代码语言:txt 复制 import re # 打开文件并读取所有行 with open('example.txt', 'r') as file: lines = file.readlines() # 使用正则表达式删除每一行中的"this " pattern = ...
\n \n ''' Don't replace this\n new line"
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正则表达式可能不是理想的解决方案，但如果数据结构清晰，那么它就可以工作
There.subn()is similar tore.sub()except it returns a tuple of 2 items containing the new string and the number of substitutions made. Example 4: re.subn() # Program to remove all whitespacesimportre# multiline stringstring ='abc 12\ ...
正则表达式可能不是理想的解决方案，但如果数据结构清晰，那么它就可以工作
{string[] line = reader.ReadLine().Split(',');Regexregex =newRegex(@"[0-9]+"); List<string> words =newList<string>(); List<string> numbers =newList<string>();for(inti =0; i < line.Length; i++) {if(regex.IsMatch(line[i])) ...