VBS Tutorial: Regular Expression introduction-create a regular expression

Source: Internet
Author: User

Create a regular expression

The method for constructing a regular expression is the same as that for creating a mathematical expression. That is, a larger expression is created by combining a small expression with a variety of metacharacters and operators.

You can construct a regular expression by placing various components in expression mode between a pair of delimiters. For Visual Basic Scripting Edition, The Delimiter is a forward slash (/) character. For example:


For VBScript, a pair of quotation marks ("") are used to determine the boundary of the regular expression. For example:


In the two examples shown above, the regular expression mode (Expression) Are stored inRegExpObjectPatternAttribute.

The regular expression component can be a single character, Character Set combination, character range, choice between characters, or any combination of all these components.

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