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CSS Attr Selectors

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Style HTML Elements With Specific Attributes #

It is possible to style HTML elements that have specific attributes or attribute values.

CSS [attribute] Selector #

The [attribute] selector is used to select elements with a specified attribute.

The following example selects all <a> elements with a target attribute:

 
a[target] { background-color: yellow; }

CSS [attribute=”value”] Selector #

The [attribute="value"] selector is used to select elements with a specified attribute and value.

The following example selects all <a> elements with a target=”_blank” attribute:

[title~="flower"] { border: 5px solid yellow; }

CSS [attribute~=”value”] Selector #

The [attribute~="value"] selector is used to select elements with an attribute value containing a specified word.

The following example selects all elements with a title attribute that contains a space-separated list of words, one of which is “flower”:

[title~="flower"] { border: 5px solid yellow; }

The example above will match elements with title=”flower”, title=”summer flower”, and title=”flower new”, but not title=”my-flower” or title=”flowers”.

CSS [attribute|=”value”] Selector #

The [attribute|="value"] selector is used to select elements with the specified attribute starting with the specified value.

The following example selects all elements with a class attribute value that begins with “top”:

Note: The value has to be a whole word, either alone, like class=”top”, or followed by a hyphen( – ), like class=”top-text”

[class|="top"] { background: yellow; }

CSS [attribute^=”value”] Selector #

The [attribute^="value"] selector is used to select elements whose attribute value begins with a specified value.

The following example selects all elements with a class attribute value that begins with “top”:

Note: The value does not have to be a whole word! 

[class^="top"] { background: yellow; }

CSS [attribute$=”value”] Selector #

The [attribute$="value"] selector is used to select elements whose attribute value ends with a specified value.

The following example selects all elements with a class attribute value that ends with “test”:

Note: The value does not have to be a whole word!  

[class$="test"] { background: yellow; }

CSS [attribute*=”value”] Selector #

The [attribute*="value"] selector is used to select elements whose attribute value contains a specified value.

The following example selects all elements with a class attribute value that contains “te”:

Note: The value does not have to be a whole word!  

[class*="te"] { background: yellow; }

Styling Forms #

The attribute selectors can be useful for styling forms without class or ID:

input[type="text"] { width: 150px; display: block; margin-bottom: 10px; background-color: yellow; } input[type="button"] { width: 120px; margin-left: 35px; display: block; }

All CSS Attribute Selectors #

Selector Example Example description
[attribute] [target] Selects all elements with a target attribute
[attribute=value] [target=_blank] Selects all elements with target=”_blank”
[attribute~=value] [title~=flower] Selects all elements with a title attribute containing the word “flower”
[attribute|=value] [lang|=en] Selects all elements with a lang attribute value starting with “en”
[attribute^=value] a[href^=”https”] Selects every <a> element whose href attribute value begins with “https”
[attribute$=value] a[href$=”.pdf”] Selects every <a> element whose href attribute value ends with “.pdf”
[attribute*=value] a[href*=”w3schools”] Selects every <a> element whose href attribute value contains the substring 

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