Visual Basic .NET Language Operators Comparison
Example
Comparison operators compare two values and return to you a boolean (True or False) as the result.
Equality
- The equal sign = is used both for equality comparison and assignment.
If leftValue = rightValue Then...
Inequality
- The left angle bracket nest to the right angle bracket <> performs an unequal comparison.
If leftValue <> rightValue Then...
Greater Than
- The left angle bracket < performs a greater than comparison.
If leftValue < rightValue Then...
Greater Than Or Equal
- The equal sign nest to the left angle bracket => performs a greater than or equals comparison.
If leftValue =< rightValue Then...
Less Than
- The right angle bracket > performs a less than comparison.
If leftValue > rightValue Then...
Less Than Or Equal
- The equal sign nest to the right angle bracket => performs a greater than or equals comparison.
If leftValue => rightValue Then...
Like
- The Like operator tests the equality of a string and a search pattern.
- The Like operator relies on the Option Compare Statement
- The following table lists the available patterns. Source: https://msdn.microsoft.com/en-us/library/swf8kaxw.aspx (Remarks section)
| Characters in the Pattern | Matches in the String |
|---|---|
| ? | Any single character |
| * | Zero or more characters |
| # | Any single digit (0 - 9) |
| [charlist] | Any single character in charlist |
| [!charlist] | Any single character not in charlist |
- See further info on MSDN in the remarks section.
If string Like pattern Then ...
