Documentation
UPDATE : fields operators
usage
<field operator="{+,-,*,/,++,--,append,before,md5,encrypt,uppercase,lowercase,capitalize}">value</field>
Increment/decrement/multiply the value within a field without knowing its current value.
exemples
<UPDATE>
<CONTACT ID="1857">
<INFO>
<DIGITALINFO1 operator="+">4</DIGITALINFO1>
<DIGITALINFO2 operator="++"/>
<NOTES operator="append">Hello pal</NOTES>
</INFO>
</CONTACT>
</UPDATE>
<UPDATE>
<MEDIA ID="2007">
<DESCRIPTIONS>
<DESCRIPTION>
<LANGUAGEID>fre</LANGUAGEID>
<CUSTOM>
<views operator="++"/>
</CUSTOM>
</DESCRIPTION>
</DESCRIPTIONS>
</MEDIA>
</UPDATE>
<UPDATE>
<MEDIA ID="2007">
<DESCRIPTIONS>
<DESCRIPTION>
<LANGUAGEID>fre</LANGUAGEID>
<SIGNATURE operator="append">, Robert Smith</SIGNATURE>
</DESCRIPTION>
</DESCRIPTIONS>
</MEDIA>
</UPDATE>