html2json -- Convert Html to Json


Convert HTML to JSON library.

Simple to use

``javascript
let toJson = require("node-html2json");

//return a json object
toJson(html, mapping);
`

html2json is designed to convert html to json object, JQuery like.

`javascript
let mapping = {
title: "head>title"
};

//json = {"title": "THE html title"}
let json = toJson(html, mapping);
`

Attribute

get title element text by default.

`javascript
{
title: "head>title";
}
`

to get attribute 'href'.

`javascript
{
title: {
selector: "some Tag",
attr: "href"
}
}
`

Foreach

use foreach like this.

`javascript
const mapping = {
results: {
selector: ".result",
foreach: {
title: ".c-title>a",
url: {
selector: ".c-title>a",
attr: "href"
}
}
}
};
`

Function

object value could be a function with an parameter "element", which is an cheerio object.

`javascript
const mapping = {
title: function(element) {
let text = element
.find("head>title")
.text()
.trim();
return text.split("_")[0];
}
};
`

Current Element

use "." to represent the current element.

`javascript
const mapping = {
results: {
selector: ".result",
foreach: {
title: ".c-title>a",
id: {
selector: ".",
attr: "id"
}
}
}
};
`

Test Useage

`shell
yarn test
``