The cursor enters the input box to select all text

<el-input-number  @focus="getInputFocus($event)"   size="small" class="inputNumber" :controls="false" v-model="value2" :min="0" :max="999" label="描述文字"></el-input-number>

getInputFocus(event) {                 event.currentTarget.select();             }, //Focus on all selections

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Origin blog.csdn.net/wgb0409/article/details/119114958