4. Expressions and Operators
An expression is a chunk of Ruby code that the Ruby interpreter can evaluate to produce a value. Here are some sample expressions:
Class
Regular expressions (regexps) are patterns which describe the contents of a string. They're used for testing whether a string contains a given pattern, or ...
Class
Regular expressions (regexps) are patterns which describe the contents of a string. They're used for testing whether a string contains a given pattern, or ...
control_expressions
When ruby parses this expression it first encounters a as a method call in the “then” expression, then later it sees the assignment to a in the “test ...
Expressions
You can use a Ruby range as a boolean expression. A range such as exp1..exp2 will evaluate as false until exp1 becomes true. The range will then evaluate as ...
Regular Expressions
The method scan looks for each bit of text that matches the given pattern (regular expression). It then extracts all the “marked” (captured) parts from it, and ...
Rubular
Rubular is a Ruby-based regular expression editor. It's a handy way to test regular expressions as you write them. To start, enter a regular expression and ...
Ruby regex guide
2024年3月21日 — In this guide, we are going to learn all about Ruby Regex. They are actually called Ruby Regular Expressions, and they should not be confused ...