You'll also find some simplifications from C, which include string concatenation, associative array elements, and aggregation operators.
您还看到从C 语言带来的简化，其中包括字符串连接、关联数组元素和合并操作符。
Concatenation Operators join multiple strings into a single string.
串联运算符将多个字符串联接为一个字符串。
Concatenation Operators join multiple strings into a single string.
串联运算符将多个字符串联接为一个字符串。
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