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📜  正则表达式加号 - 任何代码示例

📅  最后修改于: 2022-03-11 15:00:27.399000             🧑  作者: Mango

代码示例1
Use plus sign "+" in regex for matching the subset of combinations including 
a pattern. For example to match a number multiple digits in a file:
grep "[0-9]\+" file.txt