Choose your database:
AnySQL
MySQL
MS SQL Server
PostgreSQL
SQLite
Firebird
Oracle
SQL Anywhere
DB2
MaxDB

Subscribe to our news:
Partners
Testimonials
John Gondek: "Your software is amazing. I consider myself a novice at PHP and JS and with your software I have a web page that is truly fantastic. Thank you so much ".
Simon Greener: "A lot of work went in to designing our application database. PHP Generator allowed us to build a fully functional, professional looking, and functionally powerful web application from that database. It has freed us from worrying about low level code, enabling us to focus on the business requirements of the customer. The support provided is excellent with staff quickly producing answers to questions ranging from newbie to simple or complex. I highly recommend the product".

More

Add your opinion

PostgreSQL PHP Generator online Help

Prev Return to chapter overview Next

OnCalculateFields

This event occurs whenever the values of calculated columns are (re)computed in read-only views (List, Print, Export, etc). Live examples.

 

Signature:

function OnCalculateFields($rowData, &fieldName, &$value)

 

Parameters:

$rowData

An associative array of values of the currently processed row

$fieldName

The name of the currently processed calculated column

$value

The value to be assigned to the column

 

Example 1:

This code snippet sets the value of the full_name column according to the values stored in the first_name and last_name columns.

 

if ($fieldName == 'full_name') {

    $value = $rowData['first_name'] . ' ' . $rowData['last_name'];

 

Example 2:

This code snippet sets the value of the age column according to the birthday.

 

if ($fieldName == 'age') {

    $dateOfBirth = new DateTime($rowData['birthday']);

    $dateInterval = $dateOfBirth->diff(new DateTime());

    $value = $dateInterval->format('%y');

}

 

See also:

OnCalculateControlValues.



Prev Return to chapter overview Next