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Extending built-in classes#271

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ockley merged 1 commit intojavascript-tutorial:masterjavascript-tutorial/da.javascript.info:masterfrom

ockley:masterockley/da.javascript.info:masterCopy head branch name to clipboard

Mar 19, 2026

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Extending built-in classes#271
ockley merged 1 commit intojavascript-tutorial:masterfrom
ockley:master

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