Re: Substring Expansion doesn't respect IFS when using in Heredoc

Someone in stackoverflow reminded me that this bug didn't exist before 5.0, so I did a bisect and the result shows that the bug was first introduced in 057a9fbd. BTW, the question link is https://stackoverflow.com/questions/73571977 Aloxaf Yin 于2022年9月2日周五 00:54写道： > > Hello, I

Substring Expansion doesn't respect IFS when using in Heredoc

Hello, I encountered something strange when using bash. It seems like a bug so someone suggested that I ask here. Here is the test code. declare -a arr=(12 34 56 78 90) IFS=',' cat <<<"${arr[*]:0}" cat <