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Javascript Fundamentals
# Javascript basics
# Javascript arrays
# Javascript objects
# Javascript dates
# Javascript Sets
Javascript DOM
# DOM selector methods
# Events and user interactions
# DOM manipulation
# DOM fundamentals
# Recursive functions
Challenge Rush
Random Challenge
// Write a function that takes an array of numbers as argument// Return the number of negative values in the array function myFunction ( a ) { return }
return
myFunction([1,-2,2,-4])
2
myFunction([0,9,1])
0
myFunction([4,-3,2,1,0])
1