NodeJs module for calculating keyword density in a text/html
npm install density
density("Hello World").getDensity(); //plain text
density("<b>Hello</b> <i>World</i> hello all").getDensity(); //HTMLThe output of density is something like this:
[
{
"word": "world",
"count": 1
},
{
"word": "hello",
"count": 2
}
]###density(inputStr)
Creating an density object.
Available since: v0.1.0
Parameters:
- inputStr : String Given input to parse/calculate.
Returns:
- density object.
Example:
density("Hello World")###getDensity()
Calculate the density of keywords.
Available since: v0.1.0
Returns:
- An object that contains the density of keywords.
Example:
density("Hello World").getDensity()###setOption(option, value)
Set a single option to density
Available since: v0.1.0
Parameters:
-
option : String Option key name.
-
value : String/Number Value of the option.
Returns:
- density object
###setOptions(options)
Set options to the density object.
Available since: v0.1.0
Parameters:
- options : Object Object that contains option keys with values.
Returns:
- density object
Example:
density("Hello World").setOptions({ minKeywordLength: 5 });Afshin Mehrabani
Copyright (C) 2012 Afshin Mehrabani ([email protected])
Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
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