text reg check

A regular expression that is frequently used for verification written by a person in the project: (for reference only) // Define two global variablesVaR reg;VaR errorinfo; // The input numeric type must be int, and both positive and negative

Operating parameters of Regedit REGEDIT [/l:system] [/r:user] filename1 REGEDIT [/l:system] [/r:user]/C filename2 REGEDIT [/l:system] [/r:user]/e filename3 [Regpath] /L:SYSTEM Specifies the location of the system. DAT file. /R:USER Specifies the

No space is released after CentOS deletes the file. Today, I found that the home space of a server is full, so I want to clear useless files. After I delete the files, I find that the available space has not changed.OS: centos6.0 Symptom: Disk space

After a file is deleted in Linux, the space is not released. ########################## restart the file application. In this way, the application can be released. Reason: linux only deletes the link between the file and the system directory

After a file is deleted in Linux, the space is not released. ########################## restart the file application. In this way, the application can be released. Reason: linux only deletes the link between the file and the system directory

ArticleDirectory 1 Overview 2 Basic Applications 3. Extended applications 1 Overview When you are a beginner at regular expressions, you are not familiar with the RegEx class. If you encounter any problems, you do not know which

Pay attention to the lastIndex attribute for regular expressions in JS, Description This article focuses on the attributes of the RegExp object in JavaScript. Explanation Each RegExp object contains five attributes: source, global, ignoreCase,

After reloading the system today, found that other input methods are not available, input method settings can not open, point on the display text service and input language detected an incompatible keyboard driver the dialog box has been deactivated!

This article mainly introduces a encapsulated universal detection form method, which is very easy to use and easy to use. We recommend this method to our friends. Verification of the detection form cannot be empty (. notnull) Function: When

Editplus is a powerful text editor with unlimited Undo/Redo (UNDO), spell check, automatic line feed, column number tag, search replacement, multi-file editing at the same time, full screen browsing function. It also has a good function, that is, it