make gitbook
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@ -249,7 +249,7 @@
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getGasPrices()
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```
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函数的参数数量是可变的,用一个数组来获取它们:
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函数可以带有可变个数的参数,这些参数在函数内表现为数组的形式:
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```swift
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func sumOf(numbers: Int...) -> Int {
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