MvFUNCRETURN

---

An alias for MvFUNCTIONRETURN, exits a function and optionally returns a value.

Syntax

<MvFUNCRETURN VALUE = "{ expression } | literal"> 

Attributes

Attribute	Description
VALUE	Optional value to return from a user defined function. If not value is being return it may be omitted.

Examples

In this example if invalid parameters are passed to the the function returns without doing anything otherwise it returns the parameter value added together.

<MvFUNCTION NAME="add" PARAMETERS="num1, num2" STANDARDOUTPUTLEVEL="html,text">
    <mvIF EXPR="{NOT l.num1 OR NOT l.num2}">
        <MvFUNCTIONRETURN>
    </mvIF>
    <MvFUNCTIONRETURN VALUE="{ l.num1 + l.num1 }">
</MvFUNCTION>

Optionally, if a function does not a return a value <MvFUNCTIONRETURN> may be omitted.

<MvFUNCTION NAME="salutation" PARAMETERS="name, title" STANDARDOUTPUTLEVEL="html,text">
    Sincerely Yours,<br><br>
    <MvEVAL EXPR="{ l.name }"><br>
    <br>
    <MvEVAL EXPR="{ l.title }"><br>
</MvFUNCTION>