The difference between href and :href in Vue lies in the data binding method: href: static binding, directly assigning the string address. :href: Dynamic binding, using Vue expressions to bind responsive data or calculated properties to achieve dynamic updates.
The difference between href and :href in Vue
In Vue, href
and The :href
attribute is used to set the address of a hyperlink in an HTML element. The main difference between these two properties is how the data is bound.
-
href attribute:
- Static data binding: assign a string directly to the
href
attribute .
- Static data binding: assign a string directly to the
-
:href attribute:
- Dynamic data binding: use Vue expression binding Define a responsive data attribute or calculated attribute and dynamically set the address of the hyperlink.
##Specific differences:
href | :href | |
---|---|---|
static | dynamic | |
Not responsive | Responsive (v-bind abbreviation) | |
Set static link | Set dynamic or responsive link |
When to use:
- href attribute: When the link address is known or will not change.
- :href attribute: When the link address needs to be dynamically generated based on component status or external data.
Example:
The following example uses the:href attribute to dynamically set the address of a hyperlink:
<template> <div> <a :href="computedUrl">{{ urlText }}</a> </div> </template> <script> export default { data() { return { urlText: 'Google', }; }, computed: { computedUrl() { return 'https://' + this.urlText + '.com'; }, }, }; </script>In In this case, when the
urlText data attribute changes, the hyperlink's address will be automatically updated.
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