Enforced immutability: Difference between revisions
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(Add SuperCollider example) |
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<lang ruby>define PI = 3.14159; # compile-time defined constant |
<lang ruby>define PI = 3.14159; # compile-time defined constant |
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const MSG = "Hello world!"; # run-time defined constant</lang> |
const MSG = "Hello world!"; # run-time defined constant</lang> |
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=={{header|SuperCollider}}== |
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<lang SuperCollider>a = [1, 2, 3]; |
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a[1] = 100; // returns [1, 100, 3] |
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a.freeze; // make a immutable |
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a[1] = 2; // throws an error ("Attempted write to immutable object.") |
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</lang> |
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=={{header|Tcl}}== |
=={{header|Tcl}}== |
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