解决InvalidCharacterError: Failed to execute ‘setAttribute‘ on ‘Element‘: ‘0‘is not a valid attribute
·
runtime-dom.esm-bundler.js:613 Uncaught (in promise) InvalidCharacterError: Failed to execute ‘setAttribute’ on ‘Element’: ‘0’ is not a valid attribute name. 错误原因
报错场景
本人在使用nuxt3项目的时候,出现如标题这样的报错信息。但个人感觉在前端开发时,都会出现类似的的错误。
这是报错的代码部分
//获取用户手册列表
const getUserManual = () => {
const res = getClassifiedFile({
params:{
class_idx:[1]
}
});
userManualList.value = JSON.parse(JSON.stringify(res.data.value.msg));
umLength.value = userManualList.value.length;
if(res.status.value == "error"){
ElMessage.error("用户手册获取失败,请稍后再试");
}else if(res.status.value == "success") {
if (res.data.value.status == "1") {
ElMessage.success(res.data.value.msg);
} else ElMessage.warning(res.data.value.msg);
}
}
报错信息
runtime-dom.esm-bundler.js:613 Uncaught (in promise) InvalidCharacterError: Failed to execute 'setAttribute' on 'Element': '0' is not a valid attribute name. at patchAttr (runtime-dom.esm-bundler.js:613:10) at patchProp (runtime-dom.esm-bundler.js:786:5) at mountElement (runtime-core.esm-bundler.js:4813:11) at processElement (runtime-core.esm-bundler.js:4760:7) at patch (runtime-core.esm-bundler.js:4628:11) at ReactiveEffect.componentUpdateFn [as fn] (runtime-core.esm-bundler.js:5266:11) at ReactiveEffect.run (reactivity.esm-bundler.js:222:19) at setupRenderEffect (runtime-core.esm-bundler.js:5394:5) at mountComponent (runtime-core.esm-bundler.js:5169:7) at processComponent (runtime-core.esm-bundler.js:5122:9)

分析和解决方案
我所对接的后端的相应格式如下:
//失败时
{
status:0,
msg:"获取失败!"
}
//成功时
{
status:1,
msg:[
{
id:0,
name:"123"
},
{
id:2,
name:"456"
}
]
}
让我习惯性的使用如下代码来显示提示框:
ElMessage.success(res.data.value.msg);
让我习惯性的使用如下代码来显示提示框:
ElMessage.success(res.data.value.msg);
导致当成功获取的时候,返回来的是一个对象,而不是一个字符串,所以当成功获取的时候把这条代码删掉即可!!
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