Besonderhede van voorbeeld: 5316088880775601628

English

This usage was indeed the original motivation for sed: sed 's/regexp/replacement/g' inputFileName > outputFileName In some versions of sed, the expression must be preceded by -e to indicate that an expression follows.

Chinese

这种用法确实是sed的最初动机: sed 's/regexp/replacement/g' inputFileName > outputFileName 在某些版本的sed中,表达式的前面必须加上-e,以表示后面跟着一个表达式。