以js为例,php同理
var message = "XXXXXXXX //YYYYYYY //ZZZZZZ";
var myreg = /[A-Z]{8}\s\/\/[A-Z]{3}/;
var res = myreg.exec(message);
var show,str = "#message#";
var myreg = /^#message#$/;
if(myreg.exec(str))
show = 0;
else
show = 1;
1
([^/]+//[^/]+)(//[^/]*)
replace: $1
2
^#.*#$