透過JS跨網域存取XML檔

為了一些安全性的因素,通常伺服器會阻擋跨網域的XML存取,當然如果你是該網站開發者,所開發的頁面應該將會被放在被認可的網域中,不會碰到這個問題,但我們在開發前期有可能會不在所屬的網域,這樣就會造成開發上的困難,不過我們可以透過Yahoo所提供的YQL查詢語法來解決這個問題,以下就是相關的說明:

若我們在自己的電腦用以下的語法去存取一個網路上的XML

<script>
    $(function () {
        var xmlSource = "http://stanley.cloudlab.tw/crossDomainXML/testXML.xml";
        $.ajax({
            url: xmlSource,
            success: function (data) {
                console.log(data);
            }
        })
    })
</script>

很可能會出現「No Access Control Allow Origin」的訊息:

Cross doamin XML access

但如果套用上YQL之後

<script>
$(function(){
	var xmlSource = "http://stanley.cloudlab.tw/crossDomainXML/testXML.xml";
	var yqlURL = [
		"http://query.yahooapis.com/v1/public/yql",
		"?q=" + encodeURIComponent("select * from xml where url='" + xmlSource + "'"),
		"&format=xml&callback=?"
	].join("");

	$.getJSON(yqlURL, function(data){
		console.log(data)
	});
	
})
</script>
Cross doamin XML access

可以看到已經可以抓到XML內容,這樣可以讓我們較為方便的去開發,其他詳細的使用說明可以參考Yahoo YQL Guide

You may also like...

56,953 Responses

  1. pdacenter.ru – сервис по ремонту бытовой техники
    Ремонт компьютеров в Казани в официальном сервисном центре PDACENTER.
    Наши инженеры выполняют ремонт любой сложности по дотупным ценам!

  2. TolikIncap表示:

    dark markets 2025 https://github.com/abacuslink4jjku/abacuslink – best darknet markets

  3. Arthurhow表示:

    http://interpharmonline.com/# canada drugstore pharmacy rx
    pharmacy wholesalers canada

  4. Georgewhend表示:

    mexican pharmacy online: mexican pharmacy online store – mexican pharmacy online

  5. Montebeera表示:

    cheapest online pharmacy india IndiaMedFast IndiaMedFast.com

  6. Georgewhend表示:

    MexicanPharmInter: reliable mexican pharmacies – mexican pharmacy online

  7. Williszew表示:

    https://indiamedfast.shop/# cheapest online pharmacy india

  8. Georgewhend表示:

    canadian pharmacy 24h com safe: Online pharmacy USA – pharmacy wholesalers canada

  9. JamesGag表示:

    buying from online mexican pharmacy: reliable mexican pharmacies – Mexican Pharm International

  10. Mannequin year sales dropped by about 300,000 items, of which solely 5,303 were Furys.

  11. Arthurhow表示:

    https://indiamedfast.com/# cheapest online pharmacy india
    precription drugs from canada

  12. JamesGag表示:

    canadian online drugstore: most trusted canadian pharmacies online – canada rx pharmacy world

  13. JamesGag表示:

    india online pharmacy store: online medicine shopping in india – buying prescription drugs from india

  14. TolikIncap表示:

    dark web market links https://github.com/abacuslink4jjku/abacuslink – darknet drug market

  15. Arthurhow表示:

    https://indiamedfast.com/# IndiaMedFast.com
    prescription drugs canada buy online

  16. Georgewhend表示:

    MexicanPharmInter: Mexican Pharm International – mexican drug stores online

  17. Arthurhow表示:

    https://indiamedfast.shop/# IndiaMedFast.com
    canadian pharmacy sarasota

  18. Williszew表示:

    https://mexicanpharminter.com/# reliable mexican pharmacies

  19. Williszew表示:

    https://indiamedfast.com/# india pharmacy without prescription

  20. JamesGag表示:

    buying prescription drugs from india: online medicine shopping in india – India Med Fast

  21. Williszew表示:

    https://interpharmonline.com/# canadian family pharmacy

  22. Montebeera表示:

    Mexican Pharm International mexican pharmacy online MexicanPharmInter

發佈留言

發佈留言必須填寫的電子郵件地址不會公開。