Returns true or false if the argument is a letter or a digit.
 

1 character.isLetterOrDigit

<character.isLetterOrDigit>
    <data /> !
</character.isLetterOrDigit>

Exceptions

requires 1 argument, received [...]

Missing a parameter.

single character required while received [...]

A single character is required.

Example

Shows if it is a letter or a digit.

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<xsql-script name='character.isLetterOrDigit_sample1'>
    <body>
        <println>
            <character.isLetterOrDigit>7</character.isLetterOrDigit>
        </println>
        <!-- Show true -->
        <println>
            <character.isLetterOrDigit>f</character.isLetterOrDigit>
        </println>
        <!-- Show true -->
        <println>
            <character.isLetterOrDigit>*</character.isLetterOrDigit>
        </println>
        <!-- Show false -->
    </body>
</xsql-script>
Example

The result will be:

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true
true
false