qrcode 批量

QR Code 產生器！用 Google 雲端硬碟就能自動大量製作

範本

讓不同螢幕尺寸與解析度顯示相同比例的UI

create a SELECT and an OPTION element

請選擇頻道 :

建立一個"button"元素

Click the button to make a BUTTON element.

我的瀏覽器中可播放MP4影片?

Can my browser play MP4 videos?

Can my browser play OGG videos?

Note: The canPlayType() method is not supported in Internet Explorer 8 and earlier versions.

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指定的元素的樣式對象

My Header

Click the button to get the style property of the H1 element.

color and substr

Click the button to display the style properties of this document.

substr

Click the button to extract parts of the string.

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color

I am Red

I am Blue

style

City Gallery

London
Paris
Tokyo

London

London is the capital city of England. It is the most populous city in the United Kingdom, with a metropolitan area of over 13 million inhabitants.

Standing on the River Thames, London has been a major settlement for two millennia, its history going back to its founding by the Romans, who named it Londinium.

Copyright � W3Schools.com

讀入檔案

Select a file:

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myElement

Hello World!

This example demonstrates the getElementById method!

Jump to New content

This is a heading

Jump to New content 1

Jump to New content 2

Click on the links above and the :target selector highlight the current active HTML anchor.

New content 1...

New content 2...

Note: Internet Explorer 8 and earlier versions do not support the :target selector.

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iframe變更圖片

A demonstration of how to access an IFRAME element

Click the button to get the URL of the iframe.

change圖片

請選擇項目 : 50kg-N #08 安裝尺寸 鋼軌尺寸

取得圖片網址

A demonstration of how to access an IMG element

Click the button to get the URL of the image.

jquery hide and show

If you click on the "Hide" button, I will disappear.

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