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en:for [2016/08/07 21:05]
admin 		en:for [2020/04/26 22:26] (current)
admin
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 ===== For / Next (Statement) ===== ===== For / Next (Statement) =====
 ==== Format ==== ==== Format ====
-**for** [[variables|variable]] =  //start_expr// **to** //stop_expr// [ **step** //step_expr// ] \\ +**for** [[variables|variable]] =  [[numericexpressions|start_expression]] **to** [[numericexpressions|stop_expression]] [ **step** [[numericexpressions|step_expression]] ] \\ 
-statement(s)\\+(tab)[[programsyntax|statement(s)]]\\
 **next** [[variables|variable]] **next** [[variables|variable]]
  
 ==== Description ==== ==== Description ====
  
-The FOR and NEXT commands are used in conjunction to execute a command or group of commands a specified number of times. When the FOR command is first encountered, the variable is set to //start_expr//.\\ +The FOR and NEXT commands are used in conjunction to execute a command or group of commands a specified number of times. When the FOR command is first encountered, the variable is set to [[numericexpressions|start_expression]].\\ 
-After each NEXT command, variable is incremented by 1 (the default), or by //step_expr// if the optional STEP is used, until the variable is greater than //stop_expr// for positive step values, or less than //stop_expr// for negative step values.+After each NEXT command, variable is incremented by 1 (the default), or by [[numericexpressions|step_expression]] if the optional STEP is used, until the variable is greater than [[numericexpressions|stop_expression]] for positive step values, or less than [[numericexpressions|stop_expression]] for negative step values.
  
 ==== Example ==== ==== Example ====
 <code> <code>
-for i = 1 to 10+for i = 1 to 5
  print i  print i
 next i next i
  
 print "after the for " + i print "after the for " + i
 +
 +for k = 5 to 1 step -1
 + ? k
 +next
 </code> </code>
 displays displays
Line 25: Line 29:
 4 4
 5 5
-6 +after the for 6 
-7 +5 
-8 +4 
-9 +3 
-10 +2 
-after the for 11+1
 </code> </code>
  
 ==== See Also ==== ==== See Also ====
 {{page>en:start#Program Control&noheader}} {{page>en:start#Program Control&noheader}}
 +
 +==== History ==== 
 +|2.0.0.0|Variable in Next statement is now optional|
en/for.1470625559.txt.gz · Last modified: 2020/02/28 10:46 (external edit)

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