Problems and solutions encountered by Vue

Problems and solutions encountered by Vue

question	owning file	Problem Description	solve
	vue_demo1.html	When writing operational expressions, do not pay attention to the left and right gaps	Expression specification writing, leaving gaps
	vue_demo2.html	When declaring a vue object, it doesn't work with Vue	Error with Vue keyword when creating Vue, use const or var instead
	vue_demo3.html	Writing html tags in javascript looks weird	It's ok to write, it should be noted that the replace function is abolished in Vue.js2.0 (whether to replace the parent element to become the parent element: true instead, false, indicating the child element of the parent element), and to force the template to have only one root element
	vue_demo4.html	Best source of data in custom templates; presentation of views	It is best to write the data source into the method, and then refer to the corresponding data; for the display of the view, be sure to remember to new it
	vue_demo5.html	method format error	Method remember to write colon
	view_demo7.html	View output not found	View F12 in the browser
	vue_demo8.html	Error executing destroy life cycle	The word of destroy is misspelled (ro is written as or), the life cycle function is destroy, and the implemented function is destroyed Note: Life cycle:
	vue_demo9.html	Data is only shown once	Just write an asterisk in front of the key. In version 2.0, you can use v-once to control
	vue_demo.html	Conditions are not displayed correctly	v-else must immediately follow v-if statement
	vue_demo10.html	currency conversion	{{key	currency '￥' the number of decimal points}} similar to the pipe operator
	vue_demo11.html	Computed properties are invalid	, forgot the punctuation

To be continued. . .