title: How to split a string into array in PostScript
body: <p>What is the easiest way to split a string into array by a given character? For example, making an array of words by splitting over space; or even making an array of all characters of the string.</p>
  
  <p>The only method I can think of is to use <code>search</code> in a loop. Since, all languages have a function for this purpose, I am afraid that I'm missing a function in <code>PostScript</code> to do so.</p>