diff options
Diffstat (limited to 'helpcontent2/source/text/sbasic/shared/03080302.xhp')
| -rwxr-xr-x | helpcontent2/source/text/sbasic/shared/03080302.xhp | 103 |
1 files changed, 103 insertions, 0 deletions
diff --git a/helpcontent2/source/text/sbasic/shared/03080302.xhp b/helpcontent2/source/text/sbasic/shared/03080302.xhp new file mode 100755 index 0000000000..32950f91f4 --- /dev/null +++ b/helpcontent2/source/text/sbasic/shared/03080302.xhp @@ -0,0 +1,103 @@ +<?xml version="1.0" encoding="UTF-8"?> +<!--*********************************************************************** + * + * The Contents of this file are made available subject to the terms of + * either of the following licenses + * + * - GNU Lesser General Public License Version 2.1 + * - Sun Industry Standards Source License Version 1.1 + * + * Sun Microsystems Inc., October, 2000 + * + * GNU Lesser General Public License Version 2.1 + * ============================================= + * Copyright 2000 by Sun Microsystems, Inc. + * 901 San Antonio Road, Palo Alto, CA 94303, USA + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License version 2.1, as published by the Free Software Foundation. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + * + * + * Sun Industry Standards Source License Version 1.1 + * ================================================= + * The contents of this file are subject to the Sun Industry Standards + * Source License Version 1.1 (the "License"); You may not use this file + * except in compliance with the License. You may obtain a copy of the + * License at http://www.openoffice.org/license.html. + * + * Software provided under this License is provided on an "AS IS" basis, + * WITHOUT WARRUNTY OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING, + * WITHOUT LIMITATION, WARRUNTIES THAT THE SOFTWARE IS FREE OF DEFECTS, + * MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING. + * See the License for the specific provisions governing your rights and + * obligations concerning the Software. + * + * The Initial Developer of the Original Code is: Sun Microsystems, Inc.. + * + * Copyright: 2000 by Sun Microsystems, Inc. + * + * All Rights Reserved. + * + * Contributor(s): _______________________________________ + * + * + ************************************************************************--><helpdocument version="1.0"> +<meta> +<topic id="textsbasicshared03080302xml" indexer="include" status="PUBLISH"> +<title xml-lang="en-US" id="tit">Rnd Function [Runtime]</title> +<filename>/text/sbasic/shared/03080302.xhp</filename> +</topic> +<history> +<created date="2003-10-31T00:00:00">Sun Microsystems, Inc.</created> +<lastedited date="2003-10-31T00:00:00">converted from old format - fpe</lastedited> +</history> +</meta> +<body> + + + <section id="rnd"> + <bookmark xml-lang="en-US" branch="index" id="bm_id3148685"><bookmark_value>Rnd;function</bookmark_value></bookmark><paragraph id="hd_id3148685" role="heading" level="1" oldref="1" l10n="U" xml-lang="en-US"><link href="text/sbasic/shared/03080302.xhp" name="Rnd Function [Runtime]">Rnd Function [Runtime]</link></paragraph> + <paragraph role="paragraph" id="par_id3149669" l10n="U" xml-lang="en-US" oldref="2">Returns a random number between 0 and 1.</paragraph> + </section> + <paragraph role="heading" level="2" id="hd_id3153897" l10n="U" xml-lang="en-US" oldref="3">Syntax:</paragraph> + <paragraph role="paragraph" id="par_id3150543" l10n="U" xml-lang="en-US" oldref="4">Rnd [(Expression)]</paragraph> + <paragraph role="heading" level="2" id="hd_id3149655" l10n="U" xml-lang="en-US" oldref="5">Return value:</paragraph> + <paragraph role="paragraph" id="par_id3154365" l10n="U" xml-lang="en-US" oldref="6">Double</paragraph> + <paragraph role="heading" level="2" id="hd_id3154909" l10n="U" xml-lang="en-US" oldref="7">Parameters:</paragraph> + <paragraph l10n="U" role="paragraph" id="par_id3125864" xml-lang="en-US" oldref="8"><emph>Expression:</emph> Any numeric expression that defines how to generate random numbers.</paragraph> + <paragraph l10n="U" role="paragraph" id="par_id3156423" xml-lang="en-US" oldref="9"><emph>Less than zero:</emph> Always returns the same random number.</paragraph> + <paragraph l10n="U" role="paragraph" id="par_id3149560" xml-lang="en-US" oldref="10"><emph>Greater than zero:</emph> Returns the next random number in the sequence.</paragraph> + <paragraph l10n="U" role="paragraph" id="par_id3148648" xml-lang="en-US" oldref="11"><emph>Zero:</emph> Returns the random number that was last generated.</paragraph> + <paragraph l10n="U" role="paragraph" id="par_id3155306" xml-lang="en-US" oldref="12"><emph>Omitted:</emph> Returns the next random number in the sequence.</paragraph> + <paragraph role="paragraph" id="par_id3153091" l10n="U" xml-lang="en-US" oldref="13">If the same number is passed for each successive call to the Rnd function, the same random-number sequence is generated. This is because the Expression parameter is used as a starting point for the next number.</paragraph> + <paragraph xml-lang="en-US" role="paragraph" id="par_id3147318" l10n="U" oldref="14">The <emph>Rnd</emph> function only returns values ranging from 0 to 1. To generate random integers in a given range, use the formula in the following example:</paragraph> + <embed href="text/sbasic/shared/00000003.xhp#errorcode"/> + <embed href="text/sbasic/shared/00000003.xhp#err5"/> + <paragraph role="heading" level="2" id="hd_id3151118" l10n="U" xml-lang="en-US" oldref="15">Example:</paragraph> + <paragraph role="paragraph" id="par_id3145365" l10n="U" xml-lang="en-US" oldref="16">Sub ExampleRandomSelect</paragraph> + <paragraph role="paragraph" id="par_id3147426" l10n="U" xml-lang="en-US" oldref="17">Dim iVar As Integer</paragraph> + <paragraph role="paragraph" id="par_id3150011" l10n="U" xml-lang="en-US" oldref="18">iVar = Int((15 * Rnd) -2)</paragraph> + <paragraph role="paragraph" id="par_id3148575" l10n="U" xml-lang="en-US" oldref="19">Select Case iVar</paragraph> + <paragraph role="paragraph" id="par_id3154097" l10n="U" xml-lang="en-US" oldref="20">Case 1 To 5</paragraph> + <paragraph role="paragraph" id="par_id3147124" l10n="U" xml-lang="en-US" oldref="21">Print "Number from 1 to 5"</paragraph> + <paragraph role="paragraph" id="par_id3155418" l10n="U" xml-lang="en-US" oldref="22">Case 6, 7, 8</paragraph> + <paragraph role="paragraph" id="par_id3154943" l10n="U" xml-lang="en-US" oldref="23">Print "Number from 6 to 8"</paragraph> + <paragraph role="paragraph" id="par_id3145800" l10n="U" xml-lang="en-US" oldref="24">Case Is > 8 And iVar < 11</paragraph> + <paragraph role="paragraph" id="par_id3151074" l10n="U" xml-lang="en-US" oldref="25">Print "Greater than 8"</paragraph> + <paragraph role="paragraph" id="par_id3154016" l10n="U" xml-lang="en-US" oldref="26">Case Else</paragraph> + <paragraph role="paragraph" id="par_id3155602" l10n="U" xml-lang="en-US" oldref="27">Print "Outside range 1 to 10"</paragraph> + <paragraph role="paragraph" id="par_id3150328" l10n="U" xml-lang="en-US" oldref="28">End Select</paragraph> + <paragraph role="paragraph" id="par_id3154479" l10n="U" xml-lang="en-US" oldref="29">end sub</paragraph> + </body> +</helpdocument> |