小编典典

声明一个常量数组

go

我努力了:

const ascii = "abcdefghijklmnopqrstuvwxyz"
const letter_goodness []float32  = { .0817,.0149,.0278,.0425,.1270,.0223,.0202, .0609,.0697,.0015,.0077,.0402,.0241,.0675, .0751,.0193,.0009,.0599,.0633,.0906,.0276, .0098,.0236,.0015,.0197,.0007 }
const letter_goodness  = { .0817,.0149,.0278,.0425,.1270,.0223,.0202, .0609,.0697,.0015,.0077,.0402,.0241,.0675, .0751,.0193,.0009,.0599,.0633,.0906,.0276, .0098,.0236,.0015,.0197,.0007 }
const letter_goodness = []float32 { .0817,.0149,.0278,.0425,.1270,.0223,.0202, .0609,.0697,.0015,.0077,.0402,.0241,.0675, .0751,.0193,.0009,.0599,.0633,.0906,.0276, .0098,.0236,.0015,.0197,.0007 }

首先,声明和初始化可以正常工作,但是第二,第三和第四不起作用。如何声明和初始化浮点数的const数组?


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2020-07-02

共1个答案

小编典典

数组不是天生不变的。您无法使其保持恒定。

您可以获得的最接近的是:

var letter_goodness = [...]float32 {.0817, .0149, .0278, .0425, .1270, .0223, .0202, .0609, .0697, .0015, .0077, .0402, .0241, .0675, .0751, .0193, .0009, .0599, .0633, .0906, .0276, .0098, .0236, .0015, .0197, .0007 }

请注意[...]而不是[]:它可确保获得(固定大小)数组而不是切片。因此值不是固定的,但大小是固定的。

2020-07-02