Created
July 30, 2010 16:04
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function cachedSin(num) { | |
this.cache = this.cache || {}; | |
if(this.cache[num] != null) { | |
console.log('returning from cache...'); | |
return this.cache[num]; | |
} | |
return this.cache[num] = Math.sin(num); | |
} |
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