为什么我的代码不向HTML添加占位符文本?$('input[type=text].emailoctopus-custom-fields').attr('placeholder','Some New Text');})(jQuery'/js/myEdits.js',array('jquery'));
wp_enqueue_script('plugin-s
我只想在输入上添加一个占位符。代码如下:<input type="text" name="link" class="hidden">
var link = document.querySelector// for an external link
link.classList.add('placeholder="Add External Link . ."