16 lines
379 B
Plaintext
16 lines
379 B
Plaintext
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// StringBuilderBox: simple buffered concatenation
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static box StringBuilderBox {
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birth() { me._buf = [] }
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append(s) { me._buf.push(s) return me }
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toString() {
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// join by empty string
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local n = me._buf.size()
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if n == 0 { return "" }
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local out = me._buf.get(0)
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local i = 1
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loop (i < n) { out = out + me._buf.get(i) i = i + 1 }
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return out
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}
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}
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