freeCodeCamp/guide/chinese/certifications/javascript-algorithms-and-data-structures/basic-javascript/concatenating-strings-with-the-plus-equals-operator/index.md

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Concatenating Strings with the Plus Equals Operator	使用Plus Equals运算符连接字符串

使用Plus Equals运算符连接字符串

'+ ='运算符可以轻松地连接（链接）字符串。确保你的拼写正确，并且你留下了适当的空格。

var str = "Hello "; 
 str += "coding"; // Now the string reads "Hello coding" 
 str += "camper!"; // And now the string reads "Hello codingcamper!"