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Description of "Filter Arrays with .filter" updated #10730

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merged 1 commit into from Sep 14, 2016
Merged

Description of "Filter Arrays with .filter" updated #10730

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2 changes: 1 addition & 1 deletion ...es/01-front-end-development-certification/object-oriented-and-functional-programming.json
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"id": "cf1111c1c15feddfaeb9bdef",
"title": "Filter Arrays with .filter",
"description": [
"The <code>filter</code> method is used to iterate through an array and filter out elements where a given condition is not true.",
"The <code>filter</code> method creates a new array from an existing one by iterating over it and returning only the elements where a given condition returns true.",
"<code>filter</code> is passed a callback function which takes the current value (we've called that <code>val</code>) as an argument.",
"Any array element for which the callback returns true will be kept and elements that return false will be filtered out.",
"The following code is an example of using <code>filter</code> to remove array elements that are equal to five:",
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