Array.prototype.valueOf = function ():Number
{ var sum:Number = 0; for each (var v:* in this) { if (v is Number) { sum += v; } } return sum;};trace( [1,2,3, 7] + [3,2,1] + [5,3,2] ); // Yeah! 29 output
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posted on 2014-12-17 15:26 阅读(...) 评论(...)
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Array.prototype.valueOf = function ():Number
{ var sum:Number = 0; for each (var v:* in this) { if (v is Number) { sum += v; } } return sum;};trace( [1,2,3, 7] + [3,2,1] + [5,3,2] ); // Yeah! 29 output
转自
posted on 2014-12-17 15:26 阅读(...) 评论(...)
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