7x / documentation / ez publish / technical manual / 3.7 / reference / template operators / logical operations

Caution: This documentation is for eZ Publish legacy, from version 3.x to 6.x.
For 5.x documentation covering Platform see eZ Documentation Center, for difference between legacy and Platform see 5.x Architecture overview.

Table of contents

Logical operations

Operator	Summary
and	Evaluates all parameters to check if any are evaluated as FALSE.
choose	Returns one of the parameters (pinpointed by the input parameter).
cond	Returns the value of the first clause who's condition is TRUE.
eq	Returns TRUE if the input equals the first parameter or if all parameters are equal.
false	Creates and returns a boolean FALSE.
first_set	Returns the first parameter that is set (or FALSE).
ge	Returns TRUE if a parameter is greater than or equal to another parameter.
gt	Returns TRUE if a parameter is greater than another parameter.
le	Returns TRUE if a parameter is less than or equal to another parameter.
lt	Returns TRUE if a parameter is less than another parameter.
ne	Returns TRUE if one or more of the parameters do not match.
not	Returns the opposite of the input or the first parameter (TRUE/FALSE).
null	Returns TRUE if the input value is NULL (not the same as 0).
or	Evaluates all parameters until one is found to be TRUE, returns that value.
true	Creates and returns a boolean TRUE.

Written by:Balazs Halasy (09/03/2005 1:00 pm)

Last updated by:Balazs Halasy (09/03/2005 1:12 pm)

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