Nerses Nersesyan
Technical User
Hi guys, can you help me with this ?
set my_str "asfdsrwerccbcgsf dfhacbrwet retwsg"
regexp -- {([abc])(?=[abc])(?!(\1))} $my_str match
couldn't compile regular expression pattern: invalid backreference number
is this still true ?
The lookahead constraints may not contain back references
set my_str "asfdsrwerccbcgsf dfhacbrwet retwsg"
regexp -- {([abc])(?=[abc])(?!(\1))} $my_str match
couldn't compile regular expression pattern: invalid backreference number
is this still true ?
The lookahead constraints may not contain back references