CRM thiab Cov Ntaub Ntawv Platforms

Yuav Ua Li Cas Prepopulate Daim Ntawv Teb Nrog Hnub No Hnub thiab JavaScript lossis JQuery

Txawm hais tias muaj ntau qhov kev daws teeb meem muab lub sijhawm los khaws hnub nrog txhua daim ntawv nkag, muaj lwm lub sijhawm thaum nws tsis yog qhov kev xaiv. Peb txhawb kom peb cov neeg siv khoom ntxiv qhov chaw zais rau lawv qhov chaw thiab dhau cov ntaub ntawv no nrog rau kev nkag kom lawv tuaj yeem taug qab thaum daim ntawv nkag. Siv JavaScript, qhov no yooj yim.

Yuav Ua Li Cas Prepopulate Daim Ntawv Teb Nrog Hnub No Hnub thiab JavaScript

<!DOCTYPE html>
<html>
<head>
    <title>Date Prepopulation with JavaScript</title>
</head>
<body>
    <form>
        <!-- Hidden field for the date -->
        <input type="hidden" id="hiddenDateField" name="hiddenDateField">
    </form>

    <script>
        // Function to get today's date in the desired format
        function getFormattedDate() {
            const today = new Date();
            const formattedDate = today.toLocaleDateString('en-US', {
                year: 'numeric',
                month: '2-digit',
                day: '2-digit'
            });
            return formattedDate;
        }

        // Use JavaScript to set the value of the hidden field to today's date
        document.getElementById('hiddenDateField').value = getFormattedDate();
    </script>
</body>
</html>

Cia peb rhuav tshem qhov muab HTML thiab JavaScript code kauj ruam los ntawm kauj ruam:

  1. <!DOCTYPE html> thiab <html>: Cov no yog cov qauv HTML daim ntawv tshaj tawm qhia tias qhov no yog ib daim ntawv HTML5.
  2. <head>: Ntu no feem ntau yog siv los suav nrog cov metadata txog cov ntaub ntawv, xws li lub npe ntawm nplooj ntawv web, uas tau teeb tsa siv cov <title> caij.
  3. <title>: Qhov no teev lub npe ntawm lub vev xaib rau "Hnub Prepopulation nrog JavaScript."
  4. <body>: Nov yog thaj chaw ntsiab lus tseem ceeb ntawm nplooj ntawv web uas koj tso cov ntsiab lus pom thiab cov neeg siv cuam tshuam.
  5. <form>: Ib daim foos uas tuaj yeem muaj cov chaw nkag. Nyob rau hauv cov ntaub ntawv no, nws yog siv los muaj qhov zais input teb uas yuav populated nrog hnub no hnub.
  6. <input type="hidden" id="hiddenDateField" name="hiddenDateField">: Qhov no yog qhov chaw nkag zais. Nws tsis tshwm rau ntawm nplooj ntawv tab sis tuaj yeem khaws cov ntaub ntawv. Nws tau muab tus ID ntawm "hiddenDateField" thiab lub npe ntawm "hiddenDateField" rau kev txheeb xyuas thiab siv hauv JavaScript.
  7. <script>: Nov yog qhov qhib tag rau JavaScript script block, qhov twg koj tuaj yeem sau JavaScript code.
  8. function getFormattedDate() { ... }: Qhov no txhais tau lub luag haujlwm JavaScript hu ua getFormattedDate(). Hauv qhov haujlwm no:
    • Nws tsim ib qho tshiab Date khoom sawv cev rau hnub tim thiab lub sij hawm tam sim no siv const today = new Date();.
    • Nws formats hnub rau hauv ib txoj hlua nrog rau hom ntawv (mm/dd/yyyy) siv today.toLocaleDateString(). cov 'en-US' kev sib cav qhia qhov chaw (American English) rau formatting, thiab cov khoom nrog year, month, Thiab day khoom txhais cov hnub hom.
  9. return formattedDate;: Cov kab no xa rov qab hnub formatted raws li ib txoj hlua.
  10. document.getElementById('hiddenDateField').value = getFormattedDate();: Cov kab lus no:
    • siv document.getElementById('hiddenDateField') xaiv qhov zais nkag teb nrog ID "hiddenDateField."
    • Teem lub value cov cuab yeej ntawm cov xaiv input teb rau tus nqi xa rov qab los ntawm getFormattedDate() muaj nuj nqi. Qhov no populates lub zais teb nrog hnub no hnub nyob rau hauv cov hom ntawv teev.

Qhov kawg tshwm sim yog tias thaum nplooj ntawv thauj khoom, cov ntaub ntawv zais zais nrog ID "hiddenDateField" yog populated nrog hnub no hnub nyob rau hauv hom mm / dd / yyyy yam tsis muaj kev xoom, raws li tau teev tseg hauv getFormattedDate() muaj nuj nqi.

Yuav Ua Li Cas Prepopulate Daim Ntawv Teb Nrog Hnub No thiab jQuery

<!DOCTYPE html>
<html>
<head>
    <title>Date Prepopulation with jQuery and JavaScript Date Object</title>
    <!-- Include jQuery from a CDN -->
    <script src="https://code.jquery.com/jquery-3.6.0.min.js"></script>
</head>
<body>
    <form>
        <!-- Hidden field for the date -->
        <input type="hidden" id="hiddenDateField" name="hiddenDateField">
    </form>

    <script>
        // Use jQuery to set the value of the hidden field to today's date
        $(document).ready(function() {
            const today = new Date();
            const formattedDate = today.toLocaleDateString('en-US', {
                year: 'numeric',
                month: '2-digit',
                day: '2-digit'
            });
            $('#hiddenDateField').val(formattedDate);
        });
    </script>
</body>
</html>

No HTML thiab JavaScript code qhia yuav ua li cas siv jQuery rau prepopulate ib tug zais input teb nrog hnub no hnub, formatted li mm/dd/yyyy, tsis ua zeroes. Cia peb rhuav nws mus ib kauj ruam:

  1. <!DOCTYPE html> thiab <html>: Cov no yog cov qauv HTML daim ntawv tshaj tawm qhia tias qhov no yog ib daim ntawv HTML5.
  2. <head>: Nqe lus no yog siv rau suav nrog metadata thiab cov peev txheej rau nplooj ntawv web.
  3. <title>: Teem lub npe ntawm nplooj ntawv web rau "Hnub Prepopulation nrog jQuery thiab JavaScript Hnub Object."
  4. <script src="https://code.jquery.com/jquery-3.6.0.min.js"></script>: Cov kab no suav nrog lub tsev qiv ntawv jQuery los ntawm kev qhia nws qhov chaw los ntawm cov ntsiab lus xa khoom network (CDN). Nws xyuas kom meej tias lub tsev qiv ntawv jQuery muaj rau siv rau ntawm nplooj ntawv web.
  5. <body>: Nov yog thaj chaw ntsiab lus tseem ceeb ntawm nplooj ntawv web uas koj tso cov ntsiab lus pom thiab cov neeg siv cuam tshuam.
  6. <form>: Ib daim ntawv HTML siv los muaj cov ntawv sau. Nyob rau hauv cov ntaub ntawv no, nws yog siv los encapsulate lub zais input teb.
  7. <input type="hidden" id="hiddenDateField" name="hiddenDateField">: Ib qhov chaw muab zais zais uas yuav tsis pom ntawm lub vev xaib. Nws tau muab tus ID ntawm "hiddenDateField" thiab lub npe ntawm "hiddenDateField."
  8. <script>: Nov yog qhov qhib tag rau JavaScript script block qhov twg koj tuaj yeem sau JavaScript code.
  9. $(document).ready(function() { ... });: Nov yog jQuery code thaiv. Nws siv cov $(document).ready() muaj nuj nqi los xyuas kom meej tias cov cai muaj nyob tom qab nplooj ntawv tau loaded tag nrho. Hauv qhov haujlwm no:
    • const today = new Date(); tsim ib qho tshiab Date khoom sawv cev rau hnub tim thiab lub sijhawm tam sim no.
    • const formattedDate = today.toLocaleDateString('en-US', { ... }); formats hnub rau hauv ib txoj hlua nrog rau hom ntawv (mm/dd/yyyy) siv lub toLocaleDateString txoj kev.
  10. $('#hiddenDateField').val(formattedDate); xaiv qhov chaw nkag zais nrog ID "hiddenDateField" siv jQuery thiab teeb tsa nws value rau hnub formatted. Qhov no zoo prepopulates qhov chaw zais nrog hnub no hnub nyob rau hauv cov hom ntawv teev.

Lub jQuery code ua kom yooj yim cov txheej txheem ntawm kev xaiv thiab hloov kho cov ntaub ntawv zais cia piv rau cov ntshiab JavaScript. Thaum cov nplooj ntawv thauj khoom, cov ntaub ntawv zais zais yog populated nrog hnub no hnub nyob rau hauv mm / dd / yyyy hom, thiab tsis muaj cov zauv zeroes tam sim no, raws li teev nyob rau hauv lub formattedDate nce mus nce los.

Douglas Karr

Douglas Karr yog CMO OpenINSIGHTS thiab tus founder ntawm lub Martech Zone. Douglas tau pab ntau ntau qhov kev vam meej MarTech startups, tau pab nyob rau hauv kev mob siab rau ntau tshaj $ 5 bil nyob rau hauv Martech nrhiav thiab kev nqis peev, thiab txuas ntxiv pab cov tuam txhab hauv kev siv thiab automating lawv cov kev muag khoom thiab kev lag luam cov tswv yim. Douglas yog tus paub thoob ntiaj teb kev hloov pauv digital thiab MarTech kws tshaj lij thiab hais lus. Douglas tseem yog tus sau phau ntawv Dummie phau ntawv qhia thiab phau ntawv ua lag luam.

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