How to Use LABVIEW charts with Mathscript

Hi,
   I recently tried to work on Mathscript and it is really amazing. what I tried to figure out is:
    Instead of plotting using traditional "plot" statement, how to use LabVIEW chart ( I know how to Add output but the graph were not as expected
Is there any mean to get rid of this "Lengthy" delay that "ALL MATLAB User know" for first time compilation?
Thanks in advance
Waleed El-Badry MSc.,MCPD, ISTQB Certified Tester
Assistant Lecturer
Mechatronics Department
Faculty of Engineering
Misr University for Science & Technology

Well Chris,
         I was about to post the solution, but as I said, I'm in a middle of experts
It took me 3 hours to figure it out. I should've checked your answer . I resolved to the same suggesstion of yours. I only added some functionality to get the newbies like me being acquainting with how easy to work with LABVIEW mathscript based on MATLAB knowledge.
Waleed El-Badry MSc.,MCPD, ISTQB Certified Tester
Assistant Lecturer
Mechatronics Department
Faculty of Engineering
Misr University for Science & Technology
Attachments:
Play with Mathscript.vi ‏35 KB

Similar Messages

  • I need to program a Hittite Fractional​-N Synthesize​r Evaluation Kit with a HMC702LP6C​E an external YIG oscillator​. Not sure how to use Labview to control the PLL.

    I need to program a Hittite Fractional-N Synthesizer Evaluation Kit with a HMC702LP6CE an external YIG oscillator.  Not sure how to use Labview to control the PLL.

    Here is how to use the PLL. But I don't know of how to interact with that device
    http://zone.ni.com/devzone/cda/tut/p/id/3781
    And for thouse who don't know what a PLL is a free bonus link is here:
    http://digital.ni.com/public.nsf/allkb/07BC8D77D4E​9AE258625708B007CE74F?OpenDocument
    and a second one on what that device is: http://www.hittite.com/products/view.html/view/HMC​702LP6CE
    Now we are all caught up to speed.
    Sam S
    Applications Engineer
    National Instruments

  • How to use labview with the handyboard

    Hi,
    how to use labview with the handyboard
    Thx...

    I'm assuming you're talking about this, since you didn't provide a link for those of us who don't know what you're talking about.
    As the other poster said, you didn't say how you want to use LabVIEW with it.  If you want to write LabVIEW programs than run on the microprocessor, then you're out of luck.  If you want LabVIEW to interact with it, then you've got a couple of options, SPI probably being the best, but it also has DI and AI that you could use to communicate with it - the DI's could be used as a parallel interface.
    Message Edited by Matthew Kelton on 12-17-2007 02:21 PM

  • How to use labview with gpib to connect with Agilent PNA E8362B ?i am newbie ..just started to work on labview about a fortnite bck and a novice in interfacing skill ..so plzzzzz explain me in a litle detail

    how to use labview with gpib to connect with Agilent PNA E8362B ?i am newbie ..just started to work on labview about a fortnite bck and +i am a novice in interfacing(networking... jst know tidbits) skill ..so plzzzzz explain me in a litle detail

    Sir
    We were able to solve that problem...but now could you advice as to which DC power supply we should use (preferably avalable in India) so that it can be controlled by Labview (through a gpib/rs232/any other port) to give a square wave of desired frequency/other parameters.
    Regards
    Shivam

  • How to use labview with gpib to connect with Agilent PNA E8362B ?

    how to use labview with gpib to connect with Agilent PNA E8362B ?i am newbie ..just started to work on labview about a fortnite bck and +i am a novice in interfacing(networking... jst know tidbits) skill ..so plzzzzz explain me in a litle detail

    Duplicate Post.

  • How to use LABVIEW to collect wireless network camera (with video server) video.

    How to use LABVIEW to collect wireless network camera (with video server) video.I would like to use LABVIEW for a wireless network camera (IP Camera comes with the video server module)the client program.Will the ability to achieve?If feasible, how to do, there are examples, thank you.

    I believe NI Vision is what you are looking for. 

  • How to open labview program with Quit Labview function inside?

    Hi Any idea how to open labview program with  Quit Labview function inside?
    I forgot to add and set the condition of the type for this program.
    If the program is an application, it would close straight away.
    If it is still labview work, it will go straight to editing program without closing.
    So I need to recover, open it and make some changes.
    Clement
    Solved!
    Go to Solution.

    Put the VI in a project and open it from there, then it shouldn't autorun. You can use App.kind property of application to decide whether to close or not.
    /Y
    LabVIEW 8.2 - 2014
    "Only dead fish swim downstream" - "My life for Kudos!" - "Dumb people repeat old mistakes - smart ones create new ones."
    G# - Free award winning reference based OOP for LV

  • How to use Oracle partitioning with JPA @OneToOne reference?

    Hi!
    A little bit late in the project we have realized that we need to use Oracle partitioning both for performance and admin of the data. (Partitioning by range (month) and after a year we will move the oldest month of data to an archive db)
    We have an object model with an main/root entity "Trans" with @OneToMany and @OneToOne relationships.
    How do we use Oracle partitioning on the @OneToOne relationships?
    (We'd rather not change the model as we already have millions of rows in the db.)
    On the main entity "Trans" we use: partition by range (month) on a date column.
    And on all @OneToMany we use: partition by reference (as they have a primary-foreign key relationship).
    But for the @OneToOne key for the referenced object, the key is placed in the main/source object as the example below:
    @Entity
    public class Employee {
    @Id
    @Column(name="EMP_ID")
    private long id;
    @OneToOne(fetch=FetchType.LAZY)
    @JoinColumn(name="ADDRESS_ID")
    private Address address;
    EMPLOYEE (table)
    EMP_ID FIRSTNAME LASTNAME SALARY ADDRESS_ID
    1 Bob Way 50000 6
    2 Sarah Smith 60000 7
    ADDRESS (table)
    ADDRESS_ID STREET CITY PROVINCE COUNTRY P_CODE
    6 17 Bank St Ottawa ON Canada K2H7Z5
    7 22 Main St Toronto ON Canada     L5H2D5
    From the Oracle documentation: "Reference partitioning allows the partitioning of two tables related to one another by referential constraints. The partitioning key is resolved through an existing parent-child relationship, enforced by enabled and active primary key and foreign key constraints."
    How can we use "partition by reference" on @OneToOne relationsships or are there other solutions?
    Thanks for any advice.
    /Mats

    Crospost! How to use Oracle partitioning with JPA @OneToOne reference?

  • How to use the chart option in bex analyzer

    Hi Expert
    i want to know how to use the Chart in Bex Analyzer.
    Next week i hve End user Training. my user wanthow to use the chart option in Analyzer.
    plz let me know how to use chart & any Document on that plz reply me.
    Reagards
    siva
    Edited by: patel siva on Sep 16, 2008 4:34 PM

    Check here:
    https://reporting.uky.edu/BWBExContextMenu.pdf
    http://help.sap.com/saphelp_nw70/helpdata/EN/8b/4ffd9b07474279b3bbee75a60db41f/content.htm
    http://help.sap.com/erp2005_ehp_03/helpdata/EN/5b/30d43b0527a17be10000000a114084/frameset.htm
    Thanks..
    Shambhu

  • How to use my itunes with a new pc

    how to use my itunes with a new pc?

    These are two possible approaches that will normally work to move an existing library to a new computer.
    Method 1
    Backup the library with this User Tip.
    Deauthorize the old computer if you no longer want to access protected content on it.
    Restore the backup to your new computer using the same tool used to back it up.
    Keep your backup up-to-date in future.
    Method 2
    Connect the two computers to the same network. Share your <User's Music> folder from the old computer and copy the entire iTunes library folder into the <User's Music> folder on the new one. Again, deauthorize the old computer if no longer required.
    Both methods should give the new computer a working clone of the library that was on the old one. As far as iTunes is concerned this is still the "home" library for your devices so you shouldn't have any issues with iTunes wanting to erase and reload.
    I'd recommend method 1 since it establishes an ongoing backup for your library.
    If you have an iOS device that syncs with contact & calendar data on your computer you should migrate this information too. If that isn't possible create a dummy entry of each type in your new profile and iTunes should offer to merge the existing data from the device into the computer, otherwise the danger is that it will wipe the information from the device.
    If your media folder has been split out from the main iTunes folder you may need to do some preparatory work to make it easier to move. See make a split library portable.
    Should you be in the unfortunate position where you are no longer able to access your original library, or a backup of it, then see Recover your iTunes library from your iPod or iOS device for advice on how to set up your devices with a new library with the maximum preservation of data. If you don't have any Apple devices then see HT2519 - Downloading past purchases from the App Store, iBookstore, and iTunes Store.
    tt2

  • How to use the namespace with a parser?

    I want to use the namespace in my project. For this reason, I use a sample
    from
    http://java.sun.com/xml/jaxp/dist/1.1/docs/tutorial/sax/7b_pe.html
    http://java.sun.com/xml/jaxp/dist/1.1/docs/tutorial/dom/5_ns.html
    to test my understanding.
    The slideshow2.dtd refer to the definition in 'xhtml.dtd'. Because in these
    two files, they all use the 'title' as the element names. To solve these
    conflicts, The namespace is used to qualified the one in slideshow2.dtd.
    But the parser still complain that the 'title' in slideshow2.dtd is declared
    more than once.
    I use apache's Xerces.
    I want to know if Xereces realy support namespace spec. now, or how to use
    the namespace with a parser. Can anyone kindly tell me where to find some
    material that demo the use of namespace in Java program.
    Thanks for any help!!!
    #############FILE: slideshow2.dtd ###############
    <?xml version='1.0' encoding='us-ascii'?>
    <!ELEMENT slideshow (slide+)>
    <!ELEMENT slide (title?, item*)>
    <!ENTITY % xhtml SYSTEM "xhtml.dtd">
    %xhtml;
    <!ELEMENT title (#PCDATA)*>
    <!ATTLIST title
    xmlns CDATA #FIXED "http://www.example.com/slideshow"
    >
    <!ELEMENT item (#PCDATA)>
    ##############FILE: xhtml.dtd #########################
    <?xml version='1.0' encoding='us-ascii'?>
    <!ELEMENT html (head)>
    <!ATTLIST html
    xmlns CDATA #FIXED "http://www.example.com/xhtml"
    >
    <!ELEMENT head (title,style*)>
    <!ELEMENT title (#PCDATA)>
    <!ELEMENT style (#PCDATA)>
    #############FILE: slideshow.xml ####################
    <?xml version='1.0' encoding='utf-8'?>
    <!DOCTYPE slideshow SYSTEM "slideshow2.dtd">
    <slideshow>
    <slide>
    <title xmlns="http://www.example.com/slideshow">Wake up to
    products!</title>
    </slide>
    </slideshow>

    I want to use the namespace in my project. For this reason, I use a sample
    from
    http://java.sun.com/xml/jaxp/dist/1.1/docs/tutorial/sax/7b_pe.html
    http://java.sun.com/xml/jaxp/dist/1.1/docs/tutorial/dom/5_ns.html
    to test my understanding.
    The slideshow2.dtd refer to the definition in 'xhtml.dtd'. Because in these
    two files, they all use the 'title' as the element names. To solve these
    conflicts, The namespace is used to qualified the one in slideshow2.dtd.
    But the parser still complain that the 'title' in slideshow2.dtd is declared
    more than once.
    I use apache's Xerces.
    I want to know if Xereces realy support namespace spec. now, or how to use
    the namespace with a parser. Can anyone kindly tell me where to find some
    material that demo the use of namespace in Java program.
    Thanks for any help!!!
    #############FILE: slideshow2.dtd ###############
    <?xml version='1.0' encoding='us-ascii'?>
    <!ELEMENT slideshow (slide+)>
    <!ELEMENT slide (title?, item*)>
    <!ENTITY % xhtml SYSTEM "xhtml.dtd">
    %xhtml;
    <!ELEMENT title (#PCDATA)*>
    <!ATTLIST title
    xmlns CDATA #FIXED "http://www.example.com/slideshow"
    >
    <!ELEMENT item (#PCDATA)>
    ##############FILE: xhtml.dtd #########################
    <?xml version='1.0' encoding='us-ascii'?>
    <!ELEMENT html (head)>
    <!ATTLIST html
    xmlns CDATA #FIXED "http://www.example.com/xhtml"
    >
    <!ELEMENT head (title,style*)>
    <!ELEMENT title (#PCDATA)>
    <!ELEMENT style (#PCDATA)>
    #############FILE: slideshow.xml ####################
    <?xml version='1.0' encoding='utf-8'?>
    <!DOCTYPE slideshow SYSTEM "slideshow2.dtd">
    <slideshow>
    <slide>
    <title xmlns="http://www.example.com/slideshow">Wake up to
    products!</title>
    </slide>
    </slideshow>

  • How to use union statement with declare & set function?

    Hi Experts,
            i  have small query about how to use union statement with declare & set function?
    Example as below :
    DECLARE @name AS date
    Declare @name2  AS date
    /* SELECT FROM [2013].[dbo].[OINV] T0 */
    /* WHERE */
    SET @name = /* T0.DocDate */ '[%1]'
    SET @name2 = /* T0.DocDate */ '[%2]'
    select  '2013',t5.U_salmannm,t1.CardName,t2.sumapplied as CollectionAmount,t2.DcntSum ,t3.DocTotal as InvoiceTotal,
    datediff(dd,t3.DocDate,t1.Docdate) as Days
    from 2013.dbo.orct t1
    inner join 2013.dbo.RCT2 t2 on t1.DocNum = t2.DocNum
    left join 2013.dbo.oinv t3 on
    t3.docentry = t2.baseAbs
    inner join 2013.dbo.ocrd t4 on t1.Cardcode = t4.CardCode
    inner join [2013].[dbo].[@CQ_RTSM] t5 on t4.U_BeatCode = t5.U_RoutCode
    where t2.DcntSum <> 0.000000 and t3.DocDate between [%1] and [%2]
    Union
    /* SELECT FROM [2014].[dbo].[OINV] T0 */
    /* WHERE */
    SET @name = /* T0.DocDate */ '[%1]'
    SET @name2 = /* T0.DocDate */ '[%2]'
    select  '2014',t5.U_salmannm,t1.CardName,t2.sumapplied as CollectionAmount,t2.DcntSum ,t3.DocTotal as InvoiceTotal,
    datediff(dd,t3.DocDate,t1.Docdate) as Days
    from 2014.dbo.orct t1
    inner join 2014.dbo.RCT2 t2 on t1.DocNum = t2.DocNum
    left join 2014.dbo.oinv t3 on
    t3.docentry = t2.baseAbs
    inner join 2014.dbo.ocrd t4 on t1.Cardcode = t4.CardCode
    inner join [2014].[dbo].[@CQ_RTSM] t5 on t4.U_BeatCode = t5.U_RoutCode
    where t2.DcntSum <> 0.000000 and t3.DocDate between [%1] and [%2]

    You have to create stored procedure in SQL only .
    Like u must have create for Crystal .
    You can execute procedure in query manager but you have to enter parameter manually..
    example
    Exec @Test '20140101' '20140501'
    Every time user has to enter it manually in yyyymmdd format in case of date parameters.
    Example
    Create Proc [@Test]
    as begin
    DECLARE @name AS date
    Declare @name2  AS date
    /* SELECT FROM [2013].[dbo].[OINV] T0 */
    /* WHERE */
    select  '2013',t5.U_salmannm,t1.CardName,t2.sumapplied as CollectionAmount,t2.DcntSum ,t3.DocTotal as InvoiceTotal,
    datediff(dd,t3.DocDate,t1.Docdate) as Days
    from 2013.dbo.orct t1
    inner join 2013.dbo.RCT2 t2 on t1.DocNum = t2.DocNum
    left join 2013.dbo.oinv t3 on
    t3.docentry = t2.baseAbs
    inner join 2013.dbo.ocrd t4 on t1.Cardcode = t4.CardCode
    inner join [2013].[dbo].[@CQ_RTSM] t5 on t4.U_BeatCode = t5.U_RoutCode
    where t2.DcntSum <> 0.000000 and t3.DocDate between @Name and @Name2
    Union
    /* SELECT FROM [2014].[dbo].[OINV] T0 */
    /* WHERE */
    select  '2014',t5.U_salmannm,t1.CardName,t2.sumapplied as CollectionAmount,t2.DcntSum ,t3.DocTotal as InvoiceTotal,
    datediff(dd,t3.DocDate,t1.Docdate) as Days
    from 2014.dbo.orct t1
    inner join 2014.dbo.RCT2 t2 on t1.DocNum = t2.DocNum
    left join 2014.dbo.oinv t3 on
    t3.docentry = t2.baseAbs
    inner join 2014.dbo.ocrd t4 on t1.Cardcode = t4.CardCode
    inner join [2014].[dbo].[@CQ_RTSM] t5 on t4.U_BeatCode = t5.U_RoutCode
    where t2.DcntSum <> 0.000000 and t3.DocDate between
    between @Name and @Name2
    end

  • How to  use  Stylesheet (XSL) with JSPX ?

    Hi!
    How to use XSL stylesheets with JSPX pages?
    I want use an xsl transformations with jspx pages, I tried using the following syntax, but it didn't work....
    <?xml version='1.0' stylesheet type="text/xsl" href="mathml.xsl" encoding='UTF-8'?>
    <tr:html xmlns="http://www.w3.org/1999/xhtml">
    what is the best way to use xslt with jspx pages?
    Thanking you in advance,
    Samba

    Thanks Ric,
    But My problem is not solved..
    I'm getting the transformation working in plain HTML
    The file given below :
    <?xml-stylesheet type="text/xsl" href="mathml.xsl"?>
    <!--
    Copyright David Carlisle 2001, 2002.
    Use and distribution of this code are permitted under the terms of the <a
    href="http://www.w3.org/Consortium/Legal/copyright-software-19980720"
    W3C Software Notice and License</a>.-->
    <html xmlns="http://www.w3.org/1999/xhtml"
    >
    <head>
    <title>Content MathML Examples</title>
    </head>
    <body>
    <div style="border-style:solid; border-width:1px; margin: 1em 1em 1em 1em; padding: 1em 1em 1em 1em;color:gold;background:grey;">
    <pre><![CDATA[<math xmlns="http://www.w3.org/1998/Math/MathML">
    <apply>
    <eq/>
    <apply>
      <abs/>
      <ci> x </ci>
    </apply>
    <piecewise>
      <piece>
          <apply><minus/><ci> x </ci></apply>
          <apply><lt/><ci> x </ci> <cn> 0 </cn></apply>
      </piece>
      <piece>
          <cn> 0 </cn>
          <apply><eq/><ci> x </ci> <cn> 0 </cn></apply>
      </piece>
      <piece>
          <ci> x </ci>
          <apply><gt/><ci> x </ci> <cn> 0 </cn></apply>
      </piece>
    </piecewise>
    </apply>
    </math>]]>
    </pre>
    <math xmlns="http://www.w3.org/1998/Math/MathML">
    <apply>
    <eq/>
    <apply>
      <abs/>
      <ci> x </ci>
    </apply>
    <piecewise>
      <piece>
          <apply><minus/><ci> x </ci></apply>
          <apply><lt/><ci> x </ci> <cn> 0 </cn></apply>
      </piece>
      <piece>
          <cn> 0 </cn>
          <apply><eq/><ci> x </ci> <cn> 0 </cn></apply>
      </piece>
      <piece>
          <ci> x </ci>
          <apply><gt/><ci> x </ci> <cn> 0 </cn></apply>
      </piece>
    </piecewise>
    </apply>
    </math>
    </div>
    </body>
    </html>But the same thing is not working when put in jspx page..
    And I tried to use JSTL as you have suggested :
    But the content is not getting transformed.
    Here is the jspx page :
    <?xml version='1.0' encoding='UTF-8'?>
    <jsp:root xmlns:jsp="http://java.sun.com/JSP/Page" version="2.0"
              xmlns:h="http://java.sun.com/jsf/html"
              xmlns:f="http://java.sun.com/jsf/core"
              xmlns:af="http://xmlns.oracle.com/adf/faces/rich"
              xmlns:c="http://java.sun.com/jsp/jstl/core"
              xmlns:x="http://java.sun.com/jsp/jstl/xml"
              xmlns:m="http://www.w3.org/1998/Math/MathML"
              xmlns:xh="http://www.w3.org/1999/xhtml">
      <jsp:directive.page contentType="text/html;charset=UTF-8"/>
      <f:view>
        <af:document binding="#{backing_xsltTest.document1}" id="document1">
    <div style="border-style:solid; border-width:1px; margin: 1em 1em 1em 1em; padding: 1em 1em 1em 1em;color:gold;background:grey;">
    <f:verbatim>
    <pre><![CDATA[<math xmlns="http://www.w3.org/1998/Math/MathML">
    <apply>
    <eq/>
    <apply>
      <abs/>
      <ci> x </ci>
    </apply>
    <piecewise>
      <piece>
          <apply><minus/><ci> x </ci></apply>
          <apply><lt/><ci> x </ci> <cn> 0 </cn></apply>
      </piece>
      <piece>
          <cn> 0 </cn>
          <apply><eq/><ci> x </ci> <cn> 0 </cn></apply>
      </piece>
      <piece>
          <ci> x </ci>
          <apply><gt/><ci> x </ci> <cn> 0 </cn></apply>
      </piece>
    </piecewise>
    </apply>
    </math>]]>
    </pre>
    </f:verbatim>
    <c:import var ="mathml" url="/mathml.xsl"/>
    <x:transform  xslt="${mathml}">
    <math xmlns="http://www.w3.org/1998/Math/MathML">
    <apply>
    <eq/>
    <apply>
      <abs/>
      <ci> x </ci>
    </apply>
    <piecewise>
      <piece>
          <apply><minus/><ci> x </ci></apply>
          <apply><lt/><ci> x </ci> <cn> 0 </cn></apply>
      </piece>
      <piece>
          <cn> 0 </cn>
          <apply><eq/><ci> x </ci> <cn> 0 </cn></apply>
      </piece>
      <piece>
          <ci> x </ci>
          <apply><gt/><ci> x </ci> <cn> 0 </cn></apply>
      </piece>
    </piecewise>
    </apply>
    </math>
    </x:transform>
    </div>
          <af:form binding="#{backing_xsltTest.form1}" id="form1">
          </af:form>
        </af:document>
      </f:view>
      <!--oracle-jdev-comment:auto-binding-backing-bean-name:backing_xsltTest-->
    </jsp:root>Can you please suggest where I'm doing wrong?
    Thanking you in advance,
    Samba

  • How to use File Adapter with hierarchial Structure?

    Hi,
    How to use File Adapter with hierarchial Structure like..
    Data:
    --Header Details:
    Line Item Details:
    Data
    Bcoz I am getting a Flatfile in a hierarchial way as shown below.
    Header Details :1
    Line Item a
    Line Item b
    Header Details :2
    Line Item c
    Line Item d
    Kishore

    Hey Kishore,
    In order to create a structure you need to use the file with convertion mode on the sending communication channel of the file adapter.
    check the link for the needed configuration paramters.
    If the structure is more complexed you can use the Contetnt master(CM) from itemfield which allows to ceate XML file from complex flat files and more.
    <a href="http://help.sap.com/saphelp_erp2005/helpdata/en/0d/5ab43b274a960de10000000a114084/frameset.htm">File sender adapter</a>
    If you have any question i'll be more than happy to assist.
    Nimrod Gisis

  • Does anyone know step by step how to use a PC with an AppleTV?

    Does anyone know how to use a PC with an AppleTV and can this be done and if so, how?

    Welcome to the Apple Community.
    How far have you got into the set up process please.

Maybe you are looking for

  • Use of javax.jdo.Transaction in BMT

    Sections 16.1.3 and 16.1.4 of the JDO spec (version 0.95) state that the application code with a Bean Managed Transaction has the option of getting a Persistence Manager before a UserTransaction is opened and managing the transaction through the java

  • HP DeskJet 3510 Printer Alignment Page Doesn't print correctly.

    Hi I have a strange problem with my HP DeskJet 3510. I took it out of the box installed everything loaded up paper and powered it on. It went through all the motions and blah blah and printed out an alignment page. Anyhow it didn't look right to me b

  • Errors in alertlog file

    I am finding following message in alert log file everyday.What could be the reason & what is the solution.There are no accompanying errors. ALERT ! ALERT ! 25-JAN-2001 16:00 : DATA OBJECT FOUND INVALID CHECK IT OUT null

  • Regarding BAPI " HR_MAINTAIN_MASTERDATA"

    Can I use a structure to insert values into a standard table hrp5125 using the BAPI " HR_MAINTAIN_MASTERDATA" . Do I need to change the definition of BAPI, to insert the structure values again into the table (inside the " HR_MAINTAIN_MASTERDATA")

  • Blocking and releasing sales order using FM

    Hi experts, I am in quest of FM that can be used for blocking and releasing SO.i Can do it through t-code VKM3 but my requirement is using FM i want to change the status of SO as block or released. Can anyone having any idea about this,please share.