Uniapp notes

1. Project directory

2. Template syntax

• vue Component syntax

v-bind / :
v-on / @
v-model
v-if
v-show
v-for

• Empty label

template

• view As div Use
• text As span Use

3. uni Conditional compilation

Each platform has its own features , So there will be some situations that cannot be cross platform ; Conditional compilation is marked with special comments , Based on these special comments at compile time , Compile the code in the comments to different platforms .

#ifdef：if defined Only on a platform
#ifndef：if not defined Except for a platform
#endif ending
// Platform value
APP-PLUS:App
APP-PLUS-NVUE or APP-NVUE : App nvue
H5 H5
MP-WEIXIN Wechat applet
MP-ALIPAY Alipay applet
MP-BAIDU Baidu applet
MP-TOUTIAO Bytedance applet
MP-LARK Flying Book applet
MP-QQ QQ Applet
MP-KUAISHOU Kwai Mini program
···
#ifdef H5 Only in h5 End show