Var » History » Version 9
  Per Amundsen, 07/20/2014 08:39 AM 
  
| 1 | 1 | Per Amundsen | _Added in 1.8.8_  | 
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| 2 | |||
| 3 | */var [-sg] <%var> [[= ]value]*  | 
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| 4 | |||
| 5 | Sets the value of local variable %var to the specified value.  | 
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| 6 | |||
| 7 | 6 | Per Amundsen | Syntax can be either _var %var = value_ or _var %var value_.  | 
| 8 | 5 | Per Amundsen | |
| 9 | 9 | Per Amundsen | Multiple variables can be set in one line using comma as separator, _var %var1 = value, %var2 = value2_.  | 
| 10 | 5 | Per Amundsen | |
| 11 | 1 | Per Amundsen | *Switches*  | 
| 12 | |||
| 13 | -s - Display variable assignment value.  | 
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| 14 | -g - Creates a global variable instead.  | 
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| 15 | 4 | Per Amundsen | -n - Treat the value as plain text, even if arithmetic operators are used.  | 
| 16 | 1 | Per Amundsen | |
| 17 | *Parameters*  | 
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| 18 | |||
| 19 | <%var> - The variable to set.  | 
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| 20 | [[= ]value] - Value to set the variable to. (can be a single arithmetic expression, see [[Arithmetic Operators]])  | 
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| 21 | |||
| 22 | *Example*  | 
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| 23 | |||
| 24 | 2 | Per Amundsen | <pre>  | 
| 25 | 3 | Per Amundsen | alias factorial { | 
| 26 | 1 | Per Amundsen | var %result = 1, %x = $1  | 
| 27 |   while (%x) { | 
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| 28 | var %result = %result * $v1  | 
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| 29 | dec %x  | 
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| 30 | }  | 
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| 31 | return %result  | 
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| 32 | }  | 
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| 33 | 3 | Per Amundsen | |
| 34 | ;Returns 3628800  | 
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| 35 | //echo -ag $factorial(10)  | 
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| 36 | 2 | Per Amundsen | </pre>  |