Linux Command Encyclopedia document editing: Egrep

Source: Internet
Author: User
Keywords Linux Command Encyclopedia Egrep document editing
Tags aliyun command encyclopedia document document editing expression file finds html

Feature Description: Finds the specified string within the file. Egrep execution effects such as grep&http://www.aliyun.com/zixun/aggregation/37954.html ">NBSP;-E, using the syntax and parameters can refer to the grep instruction, Unlike grep, which is the method of interpreting strings, Egrep is interpreted using the extended regular expression syntax, while grep uses basic regular expression syntax, extended regular Expression has a more complete expression specification than basic regular expression.

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