1.0.2 • Published 6 years ago
count-dom-html v1.0.2
count-dom-html
Count total of Dom node in html file with based on regexps
installation
npm install count-dom-html
usage
var fs = require("fs");
var data = require("count-dom-html");
fs.readFile('index.html', 'utf8', function(err, html){
if (err) throw err;
var body_content = data.findContentByFirstNode(html, 'body');
if(body_content.total > 0){
var img = data.findByElement(html,'img',false, false);
console.log(img); // => '{ content: '<img src="smiley.gif" alt="Image 1" width="42" height="42" />,<img src="smiley.gif" width="42" height="42">', total: 2 }'
var img2 = data.findByElement(html,'img','alt', 'Image 1');
console.log(img2); // => '{ content: '<img src="smiley.gif" alt="Image 1" width="42" height="42" />', total: 1 }'
var text = data.findByText(html,'hello');
console.log(text); // => '{ content: 'text', total: 1 }'
var text = data.findByNode(html,'strong');
console.log(text); // => '{ content: '<strong>text 1</strong>,<strong>text 2</strong>,<strong>text 3</strong>', total: 3 }'
}
})
Note
All methods
* findByElement(html, element, att_name, att_value):
user can find tags in html like as img tag, a tag, meta tag... This methods have 4 params.
- Html is text
- element: This is tags. Ex: "a" tag, "img" tag, "meta" tag..
- att_name: attribute name of element: alt, rel, name...
- att_value: attribute value of element.
* findByText : user can find data by text. ex: 'nodejs'
* findByNode : user can find data with node. ex: 'h1','strong','script',...
* findContentByFirstNode: user check content from head or body exist or not.