字符串数据长度的变化或数值型数据精度和等级的变化也表明在数据的表示、验证和使用上存在潜在的问题。
Variations in length for string data or in precision and scale for numeric data also point to potential issues in data presentation, validation, and usage.
当等级确定后，代码会生成一个能报告相应等级的字符串。
When the level is determined, the code produces a string that reports the appropriate level.
方程序右边，是化学反应速度、短字符串比长字符串普遍的趋势、选择的压力和适应等级。
At right are the speed of chemical reactions, the tendency of shorter strings to be more common than longer strings, selection pressures and fitness ratings.
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