Add a variable to a class instance at runtime: Difference between revisions
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e.foo = 1 |
e.foo = 1 |
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e["bar"] = 2 // name specified at runtime</lang> |
e["bar"] = 2 // name specified at runtime</lang> |
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=={{header|LOLCODE}}== |
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<tt>BUKKIT</tt>s (the all-purpose container type) can be added to at any point during execution, and the <tt>SRS</tt> operator permits the creation of identifiers from strings. This program and its output demonstrate both by prompting the user for a name and a value, modifying the object accordingly, and then printing the value of the new variable. |
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<lang LOLCODE>HAI 1.3 |
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I HAS A object ITZ A BUKKIT |
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I HAS A name, I HAS A value |
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IM IN YR interface |
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VISIBLE "R U WANTIN 2 (A)DD A VAR OR (P)RINT 1? "! |
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I HAS A option, GIMMEH option |
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option, WTF? |
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OMG "A" |
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VISIBLE "NAME: "!, GIMMEH name |
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VISIBLE "VALUE: "!, GIMMEH value |
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object HAS A SRS name ITZ value, GTFO |
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OMG "P" |
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VISIBLE "NAME: "!, GIMMEH name |
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VISIBLE object'Z SRS name |
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OIC |
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IM OUTTA YR interface |
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KTHXBYE</lang> |
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Example run: |
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<pre>R U WANTIN 2 (A)DD A VAR OR (P)RINT 1? A |
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NAME: foo |
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VALUE: 42 |
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R U WANTIN 2 (A)DD A VAR OR (P)RINT 1? P |
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NAME: foo |
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42</pre> |
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=={{header|Lua}}== |
=={{header|Lua}}== |
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