About

Variable in Apex.

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Syntax

#VARIABLE# -- In Page template 
&VARIABLE. -- In Apex form field (with the exact substitution parameter in application property)
&VARIABLE  -- In Apex form field (with the non-exact substitution parameter in application property)
:VARIABLE  -- In SQL and PLSQL
V('VARIABLE') -- PLSQL

where:

• #VARIABLE# is a substitution string in Page template
• &VARIABLE. is a substitution string
• :VARIABLE is a bind variable
• V is a shorthand function for the session state function APEX_UTIL.GET_SESSION_STATE.

Type

• scalar
• Apex Collection. Collections enable you to temporarily capture one or more nonscalar values. You can use collections to store rows and columns currently in session state so they can be accessed, manipulated, or processed during a user's specific session.

Documentation / Reference

• Application Express Application Builder User's Guide - 2.7 Understanding Substitution Strings