Home >	Contents >	Index >

Template Tags TOC   |    Alpha TOC   |    Tag Family TOC   |    Purpose TOC   |    Annotated TOC   |    Index

object:isempty

Determines whether a field in an object is empty.

Syntax

<object:isempty 
      name="name"
      field="field or column name"
      output="variable name" />

Parameters

name (required)

Name used when the object was created using object:create or loaded using object:load.

field (required)

Name of the field or column in the object.

output (required)

Name of output variable.

Description

The result of this tag (held in the output variable) is either the string "true" or the string "false." If the tag results in an error, no output variable is created and errno is set.

Error Numbers

The possible values of errno include:

Value	Description
-10004	Missing required attribute.
-10005	No object by specified name.

		Home >	Contents >	Index >
	Oracle JSP Tag Reference Copyright (c) 2013, 2019, Oracle and/or its affiliates. All rights reserved.