from,to = ngx.re.find(payload, [=[\/\*\!?|\/\/|#]=], 'ijo')
请问下表达式中开头和和结尾分别用[=,=]包起的来的作用是啥,没查到解释?
1
xycc 2020-11-17 15:37:42 +08:00
https://www.lua.org/manual/5.3/manual.html#3.1 raw string 不用转义了
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