19 lines
441 B
Plaintext
19 lines
441 B
Plaintext
class String {
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method wrap(width) {
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var txt = self.gsub(/\s+/, " ");
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var len = txt.len;
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var para = [];
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var i = 0;
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while (i < len) {
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var j = (i + width);
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while ((j < len) && (txt.char_at(j) != ' ')) { --j };
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para.append(txt.substr(i, j-i));
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i = j+1;
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};
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return para.join("\n");
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}
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}
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var text = 'aaa bb cc ddddd';
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say text.wrap(6);
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