|  | @@ -129,7 +129,8 @@ class StageIm {
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				|  |  |      _getNumberFormat(num, length) {
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				|  |  |          let s = '0000000000';
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				|  |  |          s = s + num;
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				|  |  | -        return s.substr(s.length - length);
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				|  |  | +        const numLength = num.toString().length;
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				|  |  | +        return s.substr(s.length - Math.max(length, numLength));
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				|  |  |      }
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				|  |  |      _getNodeByLevel(node, level) {
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				|  |  |          let cur = node;
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