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1<HTML
2><HEAD
3><TITLE
4>session_unregister</TITLE
5><META
6NAME="GENERATOR"
7CONTENT="Modular DocBook HTML Stylesheet Version 1.7"><LINK
8REL="HOME"
9TITLE="Manuál PHP"
10HREF="index.html"><LINK
11REL="UP"
12TITLE="Session handling functions"
13HREF="ref.session.html"><LINK
14REL="PREVIOUS"
15TITLE="session_start"
16HREF="function.session-start.html"><LINK
17REL="NEXT"
18TITLE="session_unset"
19HREF="function.session-unset.html"><META
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21CONTENT="text/html; charset=ISO-8859-2"></HEAD
22><BODY
23CLASS="refentry"
24BGCOLOR="#FFFFFF"
25TEXT="#000000"
26LINK="#0000FF"
27VLINK="#840084"
28ALINK="#0000FF"
29><DIV
30CLASS="NAVHEADER"
31><TABLE
32SUMMARY="Header navigation table"
33WIDTH="100%"
34BORDER="0"
35CELLPADDING="0"
36CELLSPACING="0"
37><TR
38><TH
39COLSPAN="3"
40ALIGN="center"
41>Manuál PHP</TH
42></TR
43><TR
44><TD
45WIDTH="10%"
46ALIGN="left"
47VALIGN="bottom"
48><A
49HREF="function.session-start.html"
50ACCESSKEY="P"
51>Pøedcházející</A
52></TD
53><TD
54WIDTH="80%"
55ALIGN="center"
56VALIGN="bottom"
57></TD
58><TD
59WIDTH="10%"
60ALIGN="right"
61VALIGN="bottom"
62><A
63HREF="function.session-unset.html"
64ACCESSKEY="N"
65>Dal¹í</A
66></TD
67></TR
68></TABLE
69><HR
70ALIGN="LEFT"
71WIDTH="100%"></DIV
72><H1
73><A
74NAME="function.session-unregister"
75></A
76>session_unregister</H1
77><DIV
78CLASS="refnamediv"
79><A
80NAME="AEN78124"
81></A
82><P
83> (PHP 4 )</P
84>session_unregister&nbsp;--&nbsp;
85 Unregister a variable from the current session
86 </DIV
87><DIV
88CLASS="refsect1"
89><A
90NAME="AEN78127"
91></A
92><H2
93>Description</H2
94>bool <B
95CLASS="methodname"
96>session_unregister</B
97> ( string name)<BR
98></BR
99><P
100>&#13; <B
101CLASS="function"
102>session_unregister()</B
103> unregisters (forgets)
104 the global variable named <TT
105CLASS="parameter"
106><I
107>name</I
108></TT
109> from the
110 current session.
111 </P
112><P
113>&#13; This function returns <TT
114CLASS="constant"
115><B
116>TRUE</B
117></TT
118> when the variable is successfully
119 unregistered from the session.
120 </P
121><DIV
122CLASS="note"
123><BLOCKQUOTE
124CLASS="note"
125><P
126><B
127>Poznámka: </B
128>
129 If <TT
130CLASS="varname"
131>$_SESSION</TT
132> (or
133 <TT
134CLASS="varname"
135>$HTTP_SESSION_VARS</TT
136> for PHP 4.0.6 or less) is
137 used, use <A
138HREF="function.unset.html"
139><B
140CLASS="function"
141>unset()</B
142></A
143> to unregister a session
144 variable.
145 </P
146></BLOCKQUOTE
147></DIV
148><DIV
149CLASS="caution"
150><P
151></P
152><TABLE
153CLASS="caution"
154BORDER="1"
155WIDTH="100%"
156><TR
157><TD
158ALIGN="CENTER"
159><B
160>Výstraha</B
161></TD
162></TR
163><TR
164><TD
165ALIGN="LEFT"
166><P
167>&#13; This function doesn't unset the corresponding global variable for
168 <TT
169CLASS="parameter"
170><I
171>name</I
172></TT
173>, it only prevents the variable from being
174 saved as part of the session. You must call <A
175HREF="function.unset.html"
176><B
177CLASS="function"
178>unset()</B
179></A
180>
181 to remove the corresponding global variable.
182 </P
183></TD
184></TR
185></TABLE
186></DIV
187><DIV
188CLASS="caution"
189><P
190></P
191><TABLE
192CLASS="caution"
193BORDER="1"
194WIDTH="100%"
195><TR
196><TD
197ALIGN="CENTER"
198><B
199>Výstraha</B
200></TD
201></TR
202><TR
203><TD
204ALIGN="LEFT"
205><P
206>&#13; If you are using
207 <TT
208CLASS="varname"
209>$_SESSION</TT
210> (or <TT
211CLASS="varname"
212>$HTTP_SESSION_VARS</TT
213>),
214 do not use <A
215HREF="function.session-register.html"
216><B
217CLASS="function"
218>session_register()</B
219></A
220>,
221 <A
222HREF="function.session-is-registered.html"
223><B
224CLASS="function"
225>session_is_registered()</B
226></A
227> and
228 <B
229CLASS="function"
230>session_unregister()</B
231>.
232 </P
233></TD
234></TR
235></TABLE
236></DIV
237></DIV
238><DIV
239CLASS="NAVFOOTER"
240><HR
241ALIGN="LEFT"
242WIDTH="100%"><TABLE
243SUMMARY="Footer navigation table"
244WIDTH="100%"
245BORDER="0"
246CELLPADDING="0"
247CELLSPACING="0"
248><TR
249><TD
250WIDTH="33%"
251ALIGN="left"
252VALIGN="top"
253><A
254HREF="function.session-start.html"
255ACCESSKEY="P"
256>Pøedcházející</A
257></TD
258><TD
259WIDTH="34%"
260ALIGN="center"
261VALIGN="top"
262><A
263HREF="index.html"
264ACCESSKEY="H"
265>Domù</A
266></TD
267><TD
268WIDTH="33%"
269ALIGN="right"
270VALIGN="top"
271><A
272HREF="function.session-unset.html"
273ACCESSKEY="N"
274>Dal¹í</A
275></TD
276></TR
277><TR
278><TD
279WIDTH="33%"
280ALIGN="left"
281VALIGN="top"
282>session_start</TD
283><TD
284WIDTH="34%"
285ALIGN="center"
286VALIGN="top"
287><A
288HREF="ref.session.html"
289ACCESSKEY="U"
290>Nahoru</A
291></TD
292><TD
293WIDTH="33%"
294ALIGN="right"
295VALIGN="top"
296>session_unset</TD
297></TR
298></TABLE
299></DIV
300></BODY
301></HTML
302>
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