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This tutorial explains about following things
Array and sequence are data structures used to store(container) collection of elements. Size of these containers contains number of elements in it.
Please following below steps to find the length of an array.
lenprocedure to return an size of an array. here size always fixed at compile time.
var array = ["one,"two","three"] echo array.len # 3
Please following below steps to find the length of an sequence.
lenprocedure to return an size of an sequence. size is dynamic.
var seq = @[1, 2, 3] echo seq.len # 3
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