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Swift基础篇——字典,
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import UIKit
var dict = [@H_403_7@"name": "Swift","age": "99"]
dict
var dict2 = ["age": 99,0)">"score": 99.9]
dict2
dict2["name"]
dict2["name"] = "Math"
dict2
dict2["rank"] = 1
dict2
dict2.removeValueForKey("name")
dict2
for key in dict2.keys
{
print(dict2[key])
}
for (x,y) in dict2
{
print(x)
print(y)
}
var dict3 = [99]
var dict4 = [99.9]
for (key,value) in dict4
{
dict3[key] = value
}
dict3
原文链接:https://www.f2er.com/swift/325666.html