Warning: file_get_contents(/data/phpspider/zhask/data//catemap/9/javascript/386.json): failed to open stream: No such file or directory in /data/phpspider/zhask/libs/function.php on line 167

Warning: Invalid argument supplied for foreach() in /data/phpspider/zhask/libs/tag.function.php on line 1116

Notice: Undefined index: in /data/phpspider/zhask/libs/function.php on line 180

Warning: array_chunk() expects parameter 1 to be array, null given in /data/phpspider/zhask/libs/function.php on line 181
Javascript 从标记中获取选择器值_Javascript - Fatal编程技术网

Javascript 从标记中获取选择器值

Javascript 从标记中获取选择器值,javascript,Javascript,简言之: 此代码: for(let i = 0; i <= items.length; i++){ console.log(items[i]) } 但这不起作用。我只需要香草JS responsed项[i]指的是元素本身,因此querySelector()在该项上不会返回任何内容。尝试: <a class="photo ajax2" target="_blank" href="/profile/show/3209135.html" data-first="1" data-n

简言之:

此代码:

for(let i = 0; i <= items.length; i++){
    console.log(items[i])
}
但这不起作用。我只需要香草JS


responsed
项[i]
指的是元素本身,因此
querySelector()
在该项上不会返回任何内容。尝试:

<a class="photo ajax2" target="_blank" href="/profile/show/3209135.html" data-first="1" data-next="3206884">
<a class="photo ajax2" target="_blank" href="/profile/show/3206884.html"  data-next="3209135">
<a class="photo ajax2" target="_blank" href="/profile/show/3209135.html" data-next="3209755">
for(let i = 0; i <= items.length; i++){
    console.log(items[i].querySelector('a["data-next"]'));
}
console.log(items[i].getAttribute("data-next"));