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Editor to share with you how to add borders to the elements in javascript, I believe most people do not know much about it, so share this article for your reference, I hope you can learn a lot after reading this article, let's go to know it!

The method of adding a border to an element in javascript: 1, use the statement "element object .style.border =" width value style value color value ""; 2, use "element object .style.cssText =" border: width value style value color value "statement.

The operating environment of this tutorial: windows7 system, javascript1.8.5 version, Dell G3 computer.

Method 1: use the HTML DOM border attribute

Syntax: Object.style.border=borderWidth borderStyle borderColor

Example:

Div {width: 80px; height: 30px; margin: 10px auto;} Click the button to add a border to the div element

Div element Click here var div = document.getElementById ('div'); / / get div element object function Fun () {div.style.border= "1px solid red"; / / add style to div element object}

Effect picture:

2. Use the cssText attribute

The essence of cssText is to set the value of the style attribute of the HTML element.

Syntax: Object.style.cssText= "attribute name: attribute value"

Example:

Div {width: 80px; height: 30px; margin: 10px auto;} Click the button to add a border to the div element

Div element Click here var div = document.getElementById ('div'); / / get div element object function Fun () {div.style.cssText= "border:1px dashed green"; / / add style to div element object}

Effect picture:

The above is all the content of the article "how to frame elements in javascript". Thank you for reading! I believe we all have a certain understanding, hope to share the content to help you, if you want to learn more knowledge, welcome to follow the industry information channel!

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