Vue study notes [13] - keyboard modifiers and custom keyboard modifiers

Version 1.x custom keyboard modifiers [understand]

Vue.directive('on').keyCodes.f2 = 113;

Version 2.x custom keyboard modifiers

1. By Vue.config.keyCodes.名称 = 按键值aliases to customize the case modifier:

 Vue.config.keyCodes.f2 = 113;

2. Using a custom key modifier:

 <input type="text" v-model="name" @keyup.f2="add">

　　

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