ich auf einer rekursiven Funktion arbeiten:
hasChildNodes immer wieder zurückkehren undefined
function Recursive(JSObject) {
for(let JSChild of JSObject.children) {
console.log(JSChild.name);
console.log(JSChild.hasChildNodes);
/*if(JSChild.hasChildNodes) {
Recursive(JSChild);
}*/
}
}
Leider ist die Zeile:
console.log (JSChild.hasChildNodes);
immer zurück "undefined", während einige Knoten ein oder mehrere Kinder haben.
Darüber hinaus verwendet w3school einige Klammern am Ende des hasChildNodes aber wenn ich es tue mein Browser (Chrome) zurückgeben diesen Fehler:
JSChild.hasChildNodes ist keine Funktion
ich nicht tun verstehe, warum nichts funktioniert.
Ich wäre dankbar, wenn Sie mir helfen können.
EDIT: (Objekt im JSON-Format)
{
"dir":"",
"name":"myProject",
"type":"folder",
"children":[
{
"dir":"myProject",
"name":"css",
"type":"folder",
"children":[
{
"dir":"myProject/css",
"name":"main.css",
"type":"file"
},
{
"dir":"myProject/css",
"name":"menu.css",
"type":"file"
},
{
"dir":"myProject/css",
"name":"user.css",
"type":"file"
}
]
},
{
"dir":"myProject",
"name":"fonts",
"type":"folder"
},
{
"dir":"myProject",
"name":"images",
"type":"folder",
"children":[
{
"dir":"myProject/images",
"name":"logo.png",
"type":"file",
"corrupted":true
}
]
},
{
"dir":"myProject",
"name":"index.html",
"type":"file"
},
{
"dir":"myProject",
"name":"js",
"type":"folder",
"children":[
{
"dir":"myProject/js",
"name":"controllers",
"type":"folder",
"children":[
{
"dir":"myProject/js/controllers",
"name":"core",
"type":"folder",
"children":[
{
"dir":"myProject/tempjs/controllerslates/core",
"name":"menu.js",
"type":"file"
}
]
},
{
"dir":"myProject/js/controllers",
"name":"errors",
"type":"folder",
"children":[
{
"dir":"myProject/js/controllers/errors",
"name":"error.js",
"type":"file"
}
]
},
{
"dir":"myProject/js/controllers",
"name":"home",
"type":"folder",
"children":[
{
"dir":"myProject/js/controllers/home",
"name":"homePage.js",
"type":"file"
}
]
},
{
"dir":"myProject/js/controllers",
"name":"home",
"type":"folder",
"children":[
{
"dir":"myProject/js/controllers/user",
"name":"list.js",
"type":"file"
},
{
"dir":"myProject/js/controllers/user",
"name":"login.js",
"type":"file"
},
{
"dir":"myProject/js/controllers/user",
"name":"profile.js",
"type":"file"
},
{
"dir":"myProject/js/controllers/user",
"name":"subscribe.js",
"type":"file"
}
]
}
]
},
{
"dir":"myProject/js",
"name":"libs",
"type":"folder",
"children":[
{
"dir":"myProject/js/libs",
"name":"handlebars.min.js",
"type":"file"
},
{
"dir":"myProject/js/libs",
"name":"jquery.min.js",
"type":"file"
},
{
"dir":"myProject/js/libs",
"name":"require.min.js",
"type":"file",
"corrupted":true
}
]
},
{
"dir":"myProject/js",
"name":"main.js",
"type":"file"
},
{
"dir":"myProject/js",
"name":"models",
"type":"folder",
"children":[
{
"dir":"myProject/js/models",
"name":"menu.js",
"type":"file"
},
{
"dir":"myProject/js/models",
"name":"user.js",
"type":"file"
},
{
"dir":"myProject/js/models",
"name":"users.js",
"type":"file"
}
]
}
]
},
{
"dir":"myProject",
"name":"ressources",
"type":"folder"
},
{
"dir":"myProject",
"name":"views",
"type":"folder",
"children":[
{
"dir":"myProject/templates",
"name":"core",
"type":"folder",
"children":[
{
"dir":"myProject/templates/core",
"name":"footer.html",
"type":"file"
},
{
"dir":"myProject/templates/core",
"name":"header.html",
"type":"file"
},
{
"dir":"myProject/templates/core",
"name":"menu.html",
"type":"file"
}
]
},
{
"dir":"myProject/templates",
"name":"errors",
"type":"folder",
"children":[
{
"dir":"myProject/templates/errors",
"name":"error401.html",
"type":"file"
},
{
"dir":"myProject/templates/errors",
"name":"error403.html",
"type":"file"
},
{
"dir":"myProject/templates/errors",
"name":"error404.html",
"type":"file",
"corrupted":true
}
]
},
{
"dir":"myProject/templates",
"name":"home",
"type":"folder",
"children":[
{
"dir":"myProject/templates/home",
"name":"homePage.html",
"type":"file"
}
]
},
{
"dir":"myProject/templates",
"name":"home",
"type":"folder",
"children":[
{
"dir":"myProject/templates/user",
"name":"list.html",
"type":"file"
},
{
"dir":"myProject/templates/user",
"name":"login.html",
"type":"file"
},
{
"dir":"myProject/templates/user",
"name":"profile.html",
"type":"file"
},
{
"dir":"myProject/templates/user",
"name":"subscribe.html",
"type":"file"
}
]
}
]
}
]
}
Hinweis: [ 'hasChildNodes'] (https://developer.mozilla.org/en-US/docs/Web/API/Node/hasChildNodes) ist eine Methode, nicht eine Eigenschaft, und muss aufgerufen werden. – evolutionxbox
Können Sie das 'JSObject' teilen, über das Sie iterieren? – evolutionxbox
Wenn ich Ihnen im JSON-Format geben kann, hier ist es (in meinem ursprünglichen Post) – Lodec