React Children wani muhimmin al'amari ne na React, ɗakin karatu na JavaScript da ake amfani da shi don ƙirƙirar mu'amalar masu amfani, musamman a aikace-aikacen shafi ɗaya. Yana da maɓalli don sarrafawa da sarrafa abubuwan yara a cikin abubuwan React. Kyakkyawan yaran React ya fito ne daga ikonsa na ba da damar sake amfani da abubuwan da aka gyara, yana sa lambar mu ta zama mai tsabta da sauƙin karantawa.
React Children API sanye take da hanyoyi da yawa waɗanda aka ƙera musamman don yin hulɗa tare da abubuwa na yara, suna ba da sassauci da inganci yayin mu'amala da ɓangaren (s) na ɓangaren iyaye.
Matsala da Maganin ta
A ce muna da abubuwan haɗin yara da yawa a cikin ɓangaren iyaye kuma muna son yin takamaiman aiki ko canji akan su. Wannan na iya zama hadaddun tare da adadi mai yawa na widgets. Hanyar da ta dace don sarrafa wannan yanayin yadda ya kamata shine ta amfani da yara React.
"' rubutun rubutu
shigo da React daga 'react';
const ParentComponent = (props) => {
samu
;
};
Const Application = () => {
dawo (
);
};
Aikace-aikacen tsoho na fitarwa;
““
Wannan yana nuna ɓangarorin iyaye waɗanda ke ba da abubuwan haɗin yaran. The abin dogaro.'ya'ya syntax a cikin
Zurfafa Zurfafa cikin React Yara da Bayanin Code
Lambar da ke sama babban wakilci ne na amfani da yara React. Koyaya, don zurfafa zurfin yadda za mu iya sarrafa ko aiwatar da ayyuka akan abubuwan yara, bari mu yi la'akari da aikin 'React.Children.map'.
React.Children.map(yara, aiki[(wannanArg)])
```
Wannan aikin yana ba mu damar yin aiki akan duk abubuwan yara. Yana ɗaukar sigogi biyu, yara (props.yara daga ɓangaren iyaye) da aiki, kuma ya dawo da sabon tsararru.
shigo da React daga 'react';
const ParentComponent = (props) => {
samu
;
};
Const Application = () => {
dawo (
);
};
Aikace-aikacen tsoho na fitarwa;
```
Wannan lambar tana mayar da sakamako iri ɗaya da misalin mu na baya.
Amsa Yara da Dakunan karatu
React yaran wani yanki ne na Faɗin React API, amma yana taka muhimmiyar rawa wajen ƙirƙirar aikace-aikace masu ƙarfi. Wasu hanyoyi masu amfani sun haɗa da `React.Children.forKowane','React.Children.count', 'React.Children.only', da 'React.Children.to Array', kowanne yana cika manufarsa na musamman.
Fahimtar fahimi da ingantaccen amfani da yaran React sune mahimman abubuwan inganci da tsari mai kyau Lambobin amsawa. Yana taka muhimmiyar rawa a yadda muke tsara aikace-aikacenmu kuma yana ba mu damar ƙirƙirar ƙarin abubuwan da za a sake amfani da su, wanda shine ruhun React.
