Help/Streams-Patterns-Events/Patterns/Pwhile.html

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  23 <p class="p1"><span class="s1"><b>Pwhile<span class="Apple-tab-span">   </span><span class="Apple-tab-span">    </span></b></span><b>while a condition holds,<span class="Apple-converted-space">  </span>repeatedly embed<span class="Apple-converted-space">  </span>stream</b></p>
  24 <p class="p2"><br></p>
  25 <p class="p1"><b>superclass: FuncFilterPattern</b></p>
  26 <p class="p2"><br></p>
  27 <p class="p1"><b>Pwhile(func, pattern)</b></p>
  28 <p class="p2"><br></p>
  29 <p class="p2"><br></p>
  30 <p class="p3"><br></p>
  31 <p class="p4">(</p>
  32 <p class="p4">z = <span class="s2">true</span>;</p>
  33 <p class="p4">a = <span class="s2">Pwhile</span>({ z }, <span class="s2">Pseq</span>(#[1, 2, 3]));</p>
  34 <p class="p4">x = a.asStream;</p>
  35 <p class="p4">);</p>
  36 <p class="p5"><br></p>
  37 <p class="p5"><br></p>
  38 <p class="p6"><span class="s3">7.do({ x.next.postln; }); </span>// while z == true, the values are embedded</p>
  39 <p class="p6"><span class="s3">z = </span><span class="s2">false</span><span class="s3">; </span>// set z to false</p>
  40 <p class="p6"><span class="s3">x.next; </span>// the rest of the stream is still embedded</p>
  41 <p class="p4">x.next;</p>
  42 <p class="p6"><span class="s3">x.next; </span>// but then it is not continued.</p>
  43 <p class="p4">x.next;</p>
  44 <p class="p4">x.next;</p>
  45 <p class="p4">x.next;</p>
  46 <p class="p5"><br></p>
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