当用户遇到 "[vue warn]: v-bind without argument expects an object or array value" 警告时,这通常意味着在没有指定属性名的情况下使用了 v-bind,并且提供的绑定值不是对象或数组。在 Vue 中,如果不指定属性名(即没有使用 v-bind:属性名 的形式),Vue 期望绑定的是一个对象或数组,因为这样可以动态地将...
vue.esm.js?efeb:628 [Vue warn]: v-bind without argument expects an Object or Array value 报错原因: v-bind 后面没有定义属性 <div v-bind="msg">{{msg}}</div> 改正确为: <div v-bind:msg="msg">{{msg}}</div>
version: 2.0.8 <card ref="card" v-bind="initProps"></card> initProps是在computed 里定义的一个function,返回值是object。报v-bind without argument expects an Object or Array value。 后改成 <card ref="card" v-bind="{ title: 'xxx' }"></card> 还是报一样的错。
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[bd6a29c60b] - test: use spread object (Fran Herrero) #30423 [efa0bd8e25] - test: refactor common.expectsError (Ruben Bridgewater) #31092 [16f60cedb3] - test: increase coverage for _http_incoming.js (Rich Trott) #31093 [990760e57f] - test: log errors in test-http2-propagate-...
PLS-00130:Pragma %s expects 1st argument to be a procedure/function/package/cursor PLS-00132:Pragma %s does not support %.*s PLS-00154:An object type may have only 1 MAP or 1 ORDER method PLS-00155:Only a function may be a MAP, ORDER or CONSTRUCTOR method PLS-00157:Only schema-level...
这个时候,我们可以使用v-bind指令: 作用:动态绑定属性 缩写:: 预期:any (with argument) | Object (without argument) 参数:attrOrProp (optional) v-bind用于绑定一个或多个属性值,或者向另一个组件传递props值(这个学到组件时再介绍) 在开发中,有哪些属性需要动态进行绑定呢?
在编译章节我们了解到,_t函数对应的就是renderSlot方法,它的定义在src/core/instance/render-heplpers/render-slot.js中: /** * Runtime helper for rendering <slot> */exportfunctionrenderSlot(name:string,fallback:?Array<VNode>,props:?Object,bindObject:?Object)...
Cannot bind argument to parameter xxxxx' because it is an empty string. Cannot bind parameter 'Date' to the target Cannot convert 'System.Object[]' to the type 'System.Nullable'1[System.Boolean\' required by parameter 'Enabled' Cannot convert system.object to the type system collection idictio...
This request handler function needs to be passed to the constructor and will be invoked with the respective request object and expects a response object in return:$server = new React\Http\Server($loop, function (Psr\Http\Message\ServerRequestInterface $request) { return new React\Http\Message\...