小电开发代码片段
taro-react
import { useEffect } from 'react'
import { useDidHide, useDidShow } from '@tarojs/taro'
import { View, Text } from '@tarojs/components'
import './index.less'
interface IProps {
}
export default function Component(props: IProps) {
useEffect(() => {
console.log('> load')
return () => {
console.log('> unload')
}
}, [])
useDidShow(() => {
console.log('> show')
})
useDidHide(() => {
console.log('> hide')
})
return (
<View>
<Text>Component</Text>
</View>
)
}
react
import { useEffect } from 'react'
interface IProps {
}
export default function Component(props: IProps) {
useEffect(() => {
console.log('> load')
return () => {
console.log('> unload')
}
}, [])
return (
<div>
<div>Component</div>
</div>
)
}
useState
const [state, setstate] = useState(initialState)
useEffect
useEffect(() => {
}, [])
use-ref
useImperativeHandle(ref, () => ({
}))
columns
const columns = [{
title: '',
dataIndex: '',
}, {
title: '操作',
render (_: any, record: any) {
return (
<div>
<a onClick={() => {}}>编辑</a>
<Popconfirm placement="top" title="确定要执行本操作?" onConfirm={() => {}}>
<a>删除</a>
</Popconfirm>
</div>
)
},
}]
for
for (let index = 0; index < array.length; index++) {
const item = array[index]
}
for-of
for (const iterator of object) {
}
for-in
for (const key in object) {
if (Object.hasOwnProperty.call(object, key)) {
const item = object[key]
}
}
foreach
array.forEach(item => {
})
//
/**
* [description]
* @param {[type]} param [description]
* @return {[type]} [description]
*/
