工作的那些事儿，小梁的blog

摘要：1. Where awk departs from sed is in discarding the line-editor command set, it offers in its place a programming language modeled on the C language.2. one common option of sed and awk is that "-f" , used as sed -f scriptfile inputfile. The way it works is that firstly copy the input file a 阅读全文