58 lines
924 B
Racket
58 lines
924 B
Racket
#lang scribble/manual
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@(require (for-label racket))
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@title{Pselect}
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Select values from a pattern@section{categories}
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Streams-Patterns-Events>Patterns>Filter
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@section{related}
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Classes/Pcollect, Classes/Preject
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@section{description}
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Returns values for which the function returns true. The value is passed to the function.
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@section{classmethods}
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@section{method}
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new
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@section{argument}
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func
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A link::Classes/Function::. Receives values from
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@racketblock[pattern::.
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]
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@section{argument}
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pattern
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A link::Classes/Pattern::.
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@section{examples}
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@racketblock[
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(
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var a, b;
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a = Pselect({ arg item; item != 2 }, Pseq(#[1, 2, 3],inf));
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x = a.asStream;
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9.do({ x.next.postln; });
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)
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::
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The message ]
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@racketblock[select:: returns a Pselect when passed to a pattern.
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]
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@racketblock[
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(
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var a, b;
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a = Pseq(#[1, 2, 3],inf).select({ arg item; item != 2 });
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a.postln;
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x = a.asStream;
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9.do({ x.next.postln; });
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)
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::
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]
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