Using regex as an IF statement
In this recipe, we will write a simple program that will function as an if
statement. A simple find regex
statement will be used.
Getting ready
We will first write an if
statement that will check if the value of a parameter variable field1
has the value equal to ABC
, DEF
, or CDE
. In case the value is equal to any of the three, the message Field Value is Valid is displayed. We will then see the equivalent regex.
How to do it...
For replacing the if
statement with find regex
statement, proceed as follows:
- Instead of the
if
statement, we will write afind regex
statement along with theregex '[ABC|CDE|DEF]'
. - After the statement, ...
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