perl s I know that the following three lines of codes aim to extract the string into $value and store it in $header. But I do not know what are the differences between $value =~ s/^\s+ ... 相關軟體 Python 下載 Python是一款簡單強大又好用的動態語言,在國外已經流行了十幾年。Python擁有更高的時效性,可以讓您的開發週期更短,並讓您的生產力提升。 簡單易學,並有內建的各種現成的模組 ... 了解更多 »