1. 获取html dom,然后遍历dom时,报错 list .forEach is not a function function removeImg(){ var list=document.getElementsByTagName("img"); list = Array.from(list); list.forEach((element, index) => {element.remove(); }); } 1. 2. 3. 4. 5. 6. 7. 2. 解决办法: 加上一行代码 l...
parent.children.forEach(child=>{ console.log(child) }) 运行后出现以下错误: VM384:53 Uncaught TypeError: parent.children.forEach is not a function 问题原因: parent.childrenisNodeList类型, 类似Array的object: 包含lengthproperty, which indicates the number of nodes Each node is a property value wi...
1. 获取html dom,然后遍历dom时,报错 list .forEach is not a function functionremoveImg(){varlist=document.getElementsByTagName("img"); list =Array.from(list); list.forEach((element, index) =>{element.remove(); }); } 2. 解决办法: 加上一行代码 list = Array.from(list); Array.from()...
list2.forEach(item2 =>这行代码报错为Uncaught (in promise) TypeError: list2.forEach is not a function 问题出现的环境背景及自己尝试过哪些方法 相关代码function renderCnxh(list2 = []) { // const item1 = list[0]; const jp3Warper = document.querySelector(".Wonderful--WonderfulBottom--e1G...
错误: forEach is not a function error with JavaScript array 怎么发生的: 尝试了好几种方法,最后发现我的forEach...
forEach(function(key){ html += val[key]; }); html += "</div>" }); $(".realquote").html(html); }); }); }); 但每次,我都会收到错误:TypeError: data.forEach is not a function”,我不知道为什么。 如果有人能将我推向正确的方向,将不胜感激! 原文由 Steven 发布,翻译遵循 CC BY...
If you run the above code in the browser console, you will get a similar error as before: The solution The reason why the error happens is that you are trying to call.forEachfunction on something which is not an array,Map, orSet. So how do we iterate them then? We will solve them...
錯誤Uncaught (in promise) TypeError: data.forEach is not a function。 按兩下發生錯誤之網頁和程式代碼行連結,以開啟來源工具。 也就是說,按兩下network-error.html:40主控台中的連結: [來源] 工具隨即開啟。 有問題的程式代碼行會反白顯示,後面接著 (errorx) 按鈕。 按兩下 錯誤 () x 按鈕。 訊...
Array.prototype.forEach =function(callback, thisArg) { var T, k; if (this ==null) { thrownew TypeError(" this is null or not defined"); } var O = Object(this); var len = O.length >>> 0;// Hack to convert O.length to a UInt32 ...
1. if ( !Array.prototype.forEach ) { 2. 3. function( callback, thisArg ) { 4. 5. var T, k; 6. 7. if ( this == null ) { 8. throw new TypeError( " this is null or not defined" ); 9. } 10. 11. // 1. Let O be the result of calling ToObject passing the |this...