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The following page describes some important functions used by dolibarr.

GETPOST

GETPOST() : function to retrieve the content of GET or POST variables in a more secure way. The PHP methods $_GET and $_POST should not be used.

Possible use :

Example in php:

$myField= $_POST["myField"];

becomes if the element passed in parameter is a number :

$myField= GETPOST("myField", 'int');

Possible parameters of the second argument :

• 'aZ' =
• 'aZ09' =
• 'array' =
• 'san_alpha' =
• 'nohtml' = verifies that there is no html code
• 'alphanohtml' = checks that there is no html code
• 'custom' = defined by the following filters and options with the parameters $filter and $options

Parameters
'none'	for no parameter type check
'int'	check that it's a numeric (integer or decimal)
'intcomma'	checks that it is an integer with commas ('1,2,3,4...')
'alpha'	verifies that it is text and signs
'aZ'	verifies that it is a-z only
'aZ09'	verifies that it is non-special characters and numbers
'array'	verifies that it is an array
'san_alpha'	purged string (do not use for free text)
'nohtml'
'alphanohtml'
'custom'

For more information see the comments of the function in the file htdocs/core/lib/functions.lib.php

GETPOSTISSET()

GETPOSTISSET(variableName) allows to know if the GET or POST variable passed in parameter is defined.

Example in php:

if (isset($_POST['myField'])){...}

becomes :

if (GETPOSTISSET('myField')){...}

For more information see the comments of the function in the file htdocs/core/lib/functions.lib.php

img_picto

img_picto() function to insert an image.

print img_picto(imagetitle,imagename);

For more information see the comments of the function in the file htdocs/core/lib/functions.lib.php