2016-06-16

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javascript 的 api 设计原则

Improving CSS quality at Facebook and beyond

Javascript Debugging With Black Box

聚沙

betterParseInt

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var betterParseInt = function(str) {
  str = str.trim();
  if(/^(\-|\+)?\d+$/.test(str))
    return Number(str);
  return NaN;
}

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