Regular removal of emoji expression production environment is invalid

in the vue-cli project, replace the emoji emoji with the symbol"- "with the rule, the local operation is normal, and the production environment will not be converted

<el-input type="textarea" class="detailIpt" placeholder="" v-model="replyform.content"></el-input>


let ranges = [        
    "\ud83c[\udf00-\udfff]",         
    "\ud83d[\udc00-\ude4f]",         
    "\ud83d[\ude80-\udeff]"    
];
this.replyform.content = this.replyform.content.replace(new RegExp(ranges.join("|"), "g"), "");
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