Sha256: 98d3a6db23d4115ccbd60ff61005d5b4630b0791a0114f9c9c60fa898b686382
Contents?: true
Size: 902 Bytes
Versions: 10
Compression:
Stored size: 902 Bytes
Contents
# Iteration in Ruby differs from that in Processing / Java.
# Where you'd mainly use for- and while constructs in the later
# you'd be using iterators with blocks (do-end, {}) in Ruby.
def setup
size 640, 360
background 102
no_stroke
num = 14
# Draw white bars
fill 255
k = 60
(num/3).times do |i| # Loop using the "times" iterator of a number
rect 40, k, 475, 10
k += 20
end
# Dark grey bars
fill 51
k = 40
0.upto( num-1 ) do |i| # Loop using "upto" of a number
rect 405, k, 30, 10
k += 20
end
k = 50
arr = (0...num).to_a # Create an array with increasing numbers from a Range to
arr.each do |i| # use with the "each" iterator of Array
rect 425, k, 30, 10
k += 20
end
# Thin lines
fill 0
k = 45
(0...num-1).step(1) do |i| # Loop using a Range with its "step" iterator
rect 120, k, 40, 1
k += 20
end
end
Version data entries
10 entries across 10 versions & 1 rubygems