★ wanayoo — archive 1999 http://fr.php.net/manual/it/function.unset.phpNouvelle recherche | Portail wanayoo
PHP Tuesday, March 20, 2001  
downloads | documentation | faq | support | reporting bugs | links 

search for in the  

lookup:
Manuale PHPManuale PHP
VariabiliVariabili
 doublevaldoubleval
 emptyempty
 gettypegettype
 intvalintval
 is_arrayis_array
 is_boolis_bool
 is_doubleis_double
 is_floatis_float
 is_intis_int
 is_integeris_integer
 is_longis_long
 is_numericis_numeric
 is_objectis_object
 is_realis_real
 is_resourceis_resource
 is_stringis_string
 issetisset
 print_rprint_r
 settypesettype
 strvalstrval
 unsetunset
 var_dumpvar_dump

previousstrval
var_dumpnext

Last updated: Sat, 17 Mar 2001
view this page in English | Brazilian Portuguese | Czech | Dutch | French | German | Hungarian | Italian | Japanese | Korean | Spanish | Plain HTML

unset

(unknown)

unset -- Dereferenzia (elimina) una variabile

Descrizione

int unset (mixed var)

unset() distrugge la variabile specificata e restituisce true.

Esempio 1. Esempio di Unset()


unset ($foo);
unset ($bar['quux']);

Si veda anche isset() e empty().

previousstrval
var_dumpnext

Last updated: Sat, 17 Mar 2001
add note | about notes

show source | credits | mirror sites:  

Copyright © 1998-2001 The PHP Group
All rights reserved.
 		This mirror generously provided by: L'Université Michel de Montaigne Bordeaux III
Last updated: Tue Mar 20 10:35:04 2001 MET