$var » History » Version 3
Per Amundsen, 02/26/2017 06:54 PM
1 | 1 | Per Amundsen | _Added in 1.9.0_ |
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3 | *$var(%var,[N])* |
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5 | Returns the Nth matching variable name. |
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7 | 3 | Per Amundsen | _Searches both local and global variables, wildcards can be used._ |
8 | 1 | Per Amundsen | |
9 | *Parameters* |
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11 | %var - Variable to match. |
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12 | [N] - If N = 0, number of matched variables (default), otherwise the Nth match. (optional) |
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13 | |||
14 | *Properties* |
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16 | .value - The variable value. |
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17 | .local - [[$true]] if the variable is a local variable, otherwise [[$false]]. |
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18 | .secs - Number of seconds until the variable is unset (if autounset is on). |
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20 | *Examples* |
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22 | <pre> |
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23 | ; Create a variable |
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24 | /set %Example Hello World |
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26 | ; Print number of variables matching '%Example*' |
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27 | //echo -ag $var(%Example*, 0) |
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29 | ; Print the name and value from the first match. |
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30 | //echo -ag $var(%Example*, 1) = $var(%Example*, 1).value |
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31 | 2 | Per Amundsen | |
32 | ; Delete the variable |
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33 | /unset %Example |
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34 | 1 | Per Amundsen | </pre> |