Var » History » Version 5
Per Amundsen, 06/27/2014 02:25 PM
1 | 1 | Per Amundsen | _Added in 1.8.8_ |
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3 | */var [-sg] <%var> [[= ]value]* |
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5 | Sets the value of local variable %var to the specified value. |
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7 | 5 | Per Amundsen | Syntax can be either var %var = value or var %var value. |
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9 | Multiple variables can be set in one line using comma as seperator, var %var1 - value, var%2 = value2 |
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11 | 1 | Per Amundsen | *Switches* |
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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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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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22 | *Example* |
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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> |