for

Purpose

Repeat a section of code for a specfic number of times

Description

The loop is executed until the value of the loop index variable goes from the start value to one step before the end value in increments of step

Syntax

for index = start to end loop ... repeat // Loop over values 

for index = start to end step amount loop ... repeat // Loop over values with step

Arguments

index loop index variable

start start value of index

end end value of index (loop is not executed with this value)

amount amount to change index variable (default is one)

Example

// Draw 100 random boxes
clear()
for i = 1 to 100 loop
    // Pick random colour
    col = { random( 101 ) / 100, random( 101 ) / 100, random( 101 ) / 100, random( 101 ) / 100 }
    x = random( gWidth() )
    y = random( gHeight() )
    width = random( gWidth() / 4 )
    height = random( gHeight() / 4 )
    outline = random( 2 )
    box( x, y, width, height, col, outline )
    update()
repeat
// Wait 3 seconds
sleep( 3 )

Associated Commands