Swift统计String中的单词个数
2019-03-15 本文已影响0人
玉米地里种玉米
/// 统计一个字符的出现次数
let str = "apple banana orange apple banana"
var wordCount:[String: Int] = [:]
for word in str.split(separator: " ") {
wordCount["\(word)", default:0] += 1
}
print(wordCount)
