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Otu esi ebupụta ubi mpempe akwụkwọ na ụbọchị taa yana Javascript ma ọ bụ JQuery

Ọ bụ ezie na ọtụtụ ngwọta na-enye ohere ịchekwa ụbọchị na ntinye ụdị ọ bụla, enwere oge ndị ọzọ mgbe ọ bụghị nhọrọ. Anyị na-agba ndị ahịa anyị ume ka ha tinye oghere zoro ezo na saịtị ha wee nyefee ozi a yana ntinye ka ha nwee ike soro mgbe abanyela ndenye ụdị. Iji Javascript, nke a dị mfe.

Otu esi ebupụta ubi mpempe akwụkwọ na ụbọchị taa yana 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>

Ka anyị kwatuo koodu HTML na Javascript nyere site nzọụkwụ site na nzọụkwụ:

  1. <!DOCTYPE html> na <html>: Ndị a bụ akwụkwọ ọkọlọtọ HTML na-akọwapụta na nke a bụ akwụkwọ HTML5.
  2. <head>: A na-ejikarị akụkụ a tinye metadata gbasara akwụkwọ ahụ, dị ka aha nke ibe weebụ, nke edobere site na iji <title> mmewere.
  3. <title>: Nke a na-edobe aha nke ibe weebụ ka ọ bụrụ "Ụbọchị Prepopulation with JavaScript."
  4. <body>: Nke a bụ isi ọdịnaya nke ibe weebụ ebe ị na-edobe ọdịnaya a na-ahụ anya na ihe ndị ọrụ.
  5. <form>: Ụdị mmewere nwere ike ịnwe mpaghara ntinye. N'okwu a, a na-eji ya nwee mpaghara ntinye ezoro ezo nke a ga-ejupụta na ụbọchị taa.
  6. <input type="hidden" id="hiddenDateField" name="hiddenDateField">: Nke a bụ mpaghara ntinye ezoro ezo. Ọ pụtaghị na ibe mana ọ nwere ike ịchekwa data. Enyere ya NJ nke “HiddenDateField” na aha “HiddenDateField” maka njirimara na ojiji na Javascript.
  7. <script>: Nke a bụ mkpado mmeghe maka ngọngọ script Javascript, ebe ị nwere ike ide koodu Javascript.
  8. function getFormattedDate() { ... }: Nke a na-akọwa ọrụ Javascript a na-akpọ getFormattedDate(). N'ime ọrụ a:
    • Ọ na-emepụta ọhụrụ Date ihe na-anọchi anya ụbọchị na oge dị ugbu a na-eji const today = new Date();.
    • Ọ na-eji usoro achọrọ (mm/dd/yyyy) na-ahazi ụbọchị ka ọ bụrụ eriri today.toLocaleDateString(). The 'en-US' arụmụka na-akọwapụta mpaghara (American English) maka nhazi, yana ihe nwere year, month, na day Njirimara na-akọwa usoro ụbọchị.
  9. return formattedDate;: Ahịrị a na-eweghachite ụbọchị a haziri dị ka eriri.
  10. document.getElementById('hiddenDateField').value = getFormattedDate();: Ahịrị koodu a:
    • ojiji document.getElementById('hiddenDateField') iji họrọ mpaghara ntinye zoro ezo na ID "HiddenDateField."
    • Tọrọ value akụrụngwa nke mpaghara ntinye ahọpụtara na uru nke weghachiri eweghachi getFormattedDate() ọrụ. Nke a na-ejupụta mpaghara zoro ezo na ụbọchị taa n'ụdị akọwapụtara.

Nsonaazụ ikpeazụ bụ na mgbe ibe ahụ buru ibu, mpaghara ntinye zoro ezo nwere ID “hiddenDateField” juputara na ụbọchị taa n'ụdị mm/dd/yyyy na-enweghị eduga efu, dị ka akọwapụtara na getFormattedDate() ọrụ.

Otu esi ebupụta ubi mpempe akwụkwọ na ụbọchị taa na 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>

Nke a HTML na Javascript koodu na-egosi otu esi eji jQuery bupụta ubi ntinye zoro ezo na ụbọchị taa, nke edobere dị ka mm/dd/yyyy, na-enweghị isi efu. Ka anyị gbarie ya site na nzọụkwụ:

  1. <!DOCTYPE html> na <html>: Ndị a bụ ọkọlọtọ HTML akwụkwọ nkwupụta na-egosi na nke a bụ HTML5 akwụkwọ.
  2. <head>: A na-eji ngalaba a maka ịgụnye metadata na akụrụngwa maka ibe weebụ.
  3. <title>: Na-edobe aha nke ibe weebụ ka ọ bụrụ "Mbipụta ụbọchị nwere jQuery na ihe ụbọchị Javascript."
  4. <script src="https://code.jquery.com/jquery-3.6.0.min.js"></script>: Ahịrị a gụnyere ọba akwụkwọ jQuery site na ịkọwapụta isi mmalite ya site na netwọk nnyefe ọdịnaya (CDN). Ọ na-ahụ na ọbá akwụkwọ jQuery dị maka ojiji na ibe weebụ.
  5. <body>: Nke a bụ isi ọdịnaya nke ibe weebụ ebe ị na-edobe ọdịnaya a na-ahụ anya na ihe ndị ọrụ.
  6. <form>: Ihe ụdị HTML eji eme mpaghara ntinye. N'okwu a, a na-eji ya ekpuchi oghere ntinye zoro ezo.
  7. <input type="hidden" id="hiddenDateField" name="hiddenDateField">: Ala ntinye ezoro ezo nke na-agaghị ahụ na ibe weebụ. Enyere ya NJ nke “HiddenDateField” yana aha “HiddenDateField.”
  8. <script>: Nke a bụ mkpado mmeghe maka ngọngọ script Javascript ebe ị nwere ike ide koodu Javascript.
  9. $(document).ready(function() { ... });: Nke a bụ ngọngọ koodu jQuery. Ọ na-eji $(document).ready() na-arụ ọrụ iji hụ na koodu dị n'ime na-agba ọsọ mgbe ebudatara ibe ahụ. N'ime ọrụ a:
    • const today = new Date(); na-emepụta ọhụrụ Date ihe na-anọchi anya ụbọchị na oge dị ugbu a.
    • const formattedDate = today.toLocaleDateString('en-US', { ... }); na-eji usoro achọrọ (mm/dd/yyyy) na-ahazi ụbọchị ka ọ bụrụ eriri toLocaleDateString usoro.
  10. $('#hiddenDateField').val(formattedDate); jiri jQuery họrọ mpaghara ntinye ezoro ezo na ID "hiddenDateField" ma tọọ ya value ruo ụbọchị a haziri. Nke a na-ebu ụzọ mejupụta ubi zoro ezo na ụbọchị taa n'ụdị akọwapụtara.

Koodu jQuery na-eme ka usoro ịhọrọ na gbanwee mpaghara ntinye zoro ezo ma e jiri ya tụnyere Javascript dị ọcha. Mgbe ibe ahụ buru ibu, mpaghara ntinye zoro ezo na-ejupụta na ụbọchị taa n'ụdị mm/dd/yyyy, ọ nweghịkwa efu efu adịghị, dịka akọwapụtara na formattedDate agbanwe.

Douglas Karr

Douglas Karr bụ CMO Mepee ihe ọmụma na onye nchoputa nke Martech Zone. Douglas enyerela ọtụtụ mmalite MarTech aka nke ọma, nyere aka n'ịrụsi ọrụ ike nke ihe karịrị ijeri $ 5 na nnweta na ntinye ego nke Martech, ma na-aga n'ihu na-enyere ụlọ ọrụ aka n'imejuputa na imezi usoro ahịa na ahịa ha. Douglas bụ mgbanwe dijitalụ ama ama na mba ụwa na ọkachamara MarTech na ọkà okwu. Douglas bụkwa onye odee bipụtara nke ndu Dummie na akwụkwọ ndu azụmaahịa.

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