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Showing posts with the label Arguments

Why Does Array Slice Convert Javascript Arguments To Array

Why does applying the slice method to the javascript arguments value as follows Array.prototype.sli… Read more Why Does Array Slice Convert Javascript Arguments To Array

How To Unshift Or Add To The Beginning Of Arguments Object In Javascript

I've just learned the convention for popping off the first element of the arguments array (whic… Read more How To Unshift Or Add To The Beginning Of Arguments Object In Javascript

Regex Disallow A Character Unless Escaped

below is my regex to parse comma separated key-value pairs: function extractParams(str) { var r… Read more Regex Disallow A Character Unless Escaped

How To Write A Function Using The Built-in Local Variable Arguments?

I am still very new to javascript so I apologize if this is annoying. So I have this really odd pro… Read more How To Write A Function Using The Built-in Local Variable Arguments?

RegEx Disallow A Character Unless Escaped

below is my regex to parse comma separated key-value pairs: function extractParams(str) { var r… Read more RegEx Disallow A Character Unless Escaped

Performance Penalty For Undefined Arguments

I quite often have optional arguments in functions, but some testing is showing a huge performance … Read more Performance Penalty For Undefined Arguments