Hello,   I am trying to write a regex to match just with B2 and B3   String content = "aaaaaB1aaaaaXaaaaaB2aaaaaB3aaaaZaaaB4aaaa";   String regex = "(B[\\d]{1}?);    //this group matches with all B1, B2, B3 and B4  I would need to delimit the matching between the 'X' and the ...

I have a requirement where I have to fetch prefix in a text excluding right hand side digit pattern. For ex: AB9T0005 should give me only AB9T AB9T-K1A-0005 should give me only AB9T-K1A- What I mean is prefix may include any input including numbers and other alpha numeric values. With out using regular expression I will parse from right ...

Hello, I wonder if you can help me, this is driving me crazy! I have a large text file and I want to find a term in it. But... I only want the regex to be successful if this term is NOT encompassed by square brackets. e.g. this is the search term:    sp_W_rev_CreditClient_RMAItems I do not want this to be ...