作业帮请问下列perl的正则表达式是什么意思?一 s/BCC\,NCC\:(\d+)\:(\d+)/BCC\:$1\/NCC\:$2/g二 /^(.*Cell\:)([^\,\s]+)([\,\s].*)$/ or /^(.*BTS\:)([^\,\s]+)([\,\s].*)$/三 s/\//\$/g;四 /^(\w+)\:(.*)$/五 /(\d\d\d\d\-\d\d-\d\d)\s*(\d\d\:\d\d)/
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![请问下列perl的正则表达式是什么意思?一 s/BCC\,NCC\:(\d+)\:(\d+)/BCC\:$1\/NCC\:$2/g二 /^(.*Cell\:)([^\,\s]+)([\,\s].*)$/ or /^(.*BTS\:)([^\,\s]+)([\,\s].*)$/三 s/\//\$/g;四 /^(\w+)\:(.*)$/五 /(\d\d\d\d\-\d\d-\d\d)\s*(\d\d\:\d\d)/](/uploads/image/z/8470511-71-1.jpg?t=%E8%AF%B7%E9%97%AE%E4%B8%8B%E5%88%97perl%E7%9A%84%E6%AD%A3%E5%88%99%E8%A1%A8%E8%BE%BE%E5%BC%8F%E6%98%AF%E4%BB%80%E4%B9%88%E6%84%8F%E6%80%9D%3F%E4%B8%80+s%2FBCC%5C%2CNCC%5C%3A%28%5Cd%2B%29%5C%3A%28%5Cd%2B%29%2FBCC%5C%3A%241%5C%2FNCC%5C%3A%242%2Fg%E4%BA%8C+%2F%5E%28.%2ACell%5C%3A%29%28%5B%5E%5C%2C%5Cs%5D%2B%29%28%5B%5C%2C%5Cs%5D.%2A%29%24%2F+or+%2F%5E%28.%2ABTS%5C%3A%29%28%5B%5E%5C%2C%5Cs%5D%2B%29%28%5B%5C%2C%5Cs%5D.%2A%29%24%2F%E4%B8%89+s%2F%5C%2F%2F%5C%24%2Fg%3B%E5%9B%9B+%2F%5E%28%5Cw%2B%29%5C%3A%28.%2A%29%24%2F%E4%BA%94+%2F%28%5Cd%5Cd%5Cd%5Cd%5C-%5Cd%5Cd-%5Cd%5Cd%29%5Cs%2A%28%5Cd%5Cd%5C%3A%5Cd%5Cd%29%2F)
请问下列perl的正则表达式是什么意思?一 s/BCC\,NCC\:(\d+)\:(\d+)/BCC\:$1\/NCC\:$2/g二 /^(.*Cell\:)([^\,\s]+)([\,\s].*)$/ or /^(.*BTS\:)([^\,\s]+)([\,\s].*)$/三 s/\//\$/g;四 /^(\w+)\:(.*)$/五 /(\d\d\d\d\-\d\d-\d\d)\s*(\d\d\:\d\d)/
请问下列perl的正则表达式是什么意思?
一 s/BCC\,NCC\:(\d+)\:(\d+)/BCC\:$1\/NCC\:$2/g
二 /^(.*Cell\:)([^\,\s]+)([\,\s].*)$/ or /^(.*BTS\:)([^\,\s]+)([\,\s].*)$/
三 s/\//\$/g;
四 /^(\w+)\:(.*)$/
五 /(\d\d\d\d\-\d\d-\d\d)\s*(\d\d\:\d\d)/
请问下列perl的正则表达式是什么意思?一 s/BCC\,NCC\:(\d+)\:(\d+)/BCC\:$1\/NCC\:$2/g二 /^(.*Cell\:)([^\,\s]+)([\,\s].*)$/ or /^(.*BTS\:)([^\,\s]+)([\,\s].*)$/三 s/\//\$/g;四 /^(\w+)\:(.*)$/五 /(\d\d\d\d\-\d\d-\d\d)\s*(\d\d\:\d\d)/
1.将 "BCC,NCC:整数\整数" 全局替换成 "BCC:整数/NCC:整数"
2.匹配以.*Cell:开头或者以逗号开头或者以 .*BTS: 开头 或者以一个或多个逗号开头.*结尾
3.将 " / " 全局替换成 " $ "
4.匹配任何的 字符串+“ :.* ” 结尾
5.匹配 dddd-dd-dd 00000 dd:dd
比如: 1234-12-12 00000000 12:32 [ 0的个数不确定,可为多个或一个]