You need to add quotes to the name quote.book since it shall be passed as a string parameter to the function addBook $('#quu').append('<div ... ... <看更多>

Yes, this is a limitation of the Lightning framework. Use $(elements).on(eventName, handlerRef) instead. Note that you should not try to use ... ... <看更多>

$('#imageBlock').append(. '<div id="imageField">'+. '<button type="button" class="removeQuatationBtn"><i class="fa fa-close"></i></button>'+. ... <看更多>

This tutorial explains how to handle click event for dynamically added buttons.Demo Link : https://jsfiddle.net ... ... <看更多>