Vue.js provides modifiers to modify the behavior of instructions, including event modifiers (such as .once and .prevent), keyboard modifiers (such as .enter and .space), and form modifiers (such as . lazy and .trim), and other modifiers such as .sync and .model. These modifiers simplify customization of directives and enhance the functionality of Vue.js applications.
Commonly used modifiers in Vue
Vue.js provides modifiers for modifying instructions. act or provide additional functionality. Common modifiers include:
Event modifier
-
.once: Triggered only once
-
.stop: Prevent event propagation
-
.prevent: Prevent default behavior
-
.passive: Does not prevent default behavior but can trigger events Listener
-
.capture: Triggered during the capture phase
Keyboard modifier
- ##.enter: Enter
key
- .tab: Tab
key
- .delete : Delete
Key
- .esc : Escape
Key
- .space : Space
Keys
Form Modifiers
- .lazy: Only updates when focus is lost Model
- .number: Convert input to number
- .trim: Trim whitespace characters in input
Other modifiers
- .self: Applies only to the current element
- .sync: In the component Two-way binding data between the model and the model
- .bind: Binds the expression to the attribute of the element
- .model: is the input element Create a two-way binding
- .cloak: Hide the element until the Vue instance is initialized
By using these modifiers, you can easily adjust the behavior of the directive and enhance it Features of Vue.js applications.
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