Regular Expression Posted on 2018-09-22 Edited on 2022-05-22 In Coding , Frontend , RegEx Matering Regular Expressions, 3rd Edition; Jeffrey E. F. Friedl精通正则表达式 (第三版) (\S)[ \t](?:\r\n|\n)[ \t](\S)([a-z]|-|,)[ \t](?:\r\n|\n)[ \t](\S)$1 $2