Relational Expressions

Introduction

Relational expressions allow users to compare values and to make changes and perform actions based upon that information. The return type of such expressions is always Boolean.

Less Than ( < )

This expression determines whether the first value is less than the second value.

Input Parameters

Possible values are described in the table below:

Output

The output is described in the table below:

Example

If you use the following input:

4<3

the output is:

False

Greater Than ( > )

This expression determines whether the first value is greater than the second value.

Input Parameters

Possible values are described in the table below:

Output

The output is described in the table below:

Example

If you use the following input:

4>3

the output is:

True

Less Than or Equal To ( <= )

This expression determines whether the first value is less than or equal to the second value.

Input Parameters

Possible values are described in the table below:

Output

The output is described in the table below:

Examples

The examples below illustrate which value the expression returns:

• If you use the following input:

  6<=3
  

  the output is:

  False
  

• If you use the following input:

  3<=3
  

  the output is:

  True
  

Greater Than or Equal To ( >= )

Determines whether the first value is greater than or equal to the second.

Input Parameters

Possible values are described in the table below:

Output

The output is described in the table below:

Example

If you use the following input:

4>=3

the output is:

True

Is Equal To ( = )

This expression determines whether the two values are equal.

Input Parameters

Possible values are described in the table below:

Output

The output is described in the table below:

Examples

The examples below illustrate which value the expression returns:

• If you use the following input:

  "mystring" = "myotherstring"
  

  the output is:

  False
  

• If you use the following input:

  dateTime(2007) = dateTime(2007)
  

  the output is:

  True
  

Is Not Equal To ( != )

Determines whether the two values are not equal.

Input Parameters

The values be any of the following types, but the two values should be in the same category (for example, both numbers):

Possible values are described in the table below:

Output

The output is described in the table below:

Example

If you use the following input:

"mystring" != "mystring"

the output is:

False