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📜  从状态变量 reactjs 获取特定字符 - Javascript 代码示例

📅  最后修改于: 2022-03-11 15:01:30.690000             🧑  作者: Mango

代码示例1
var str = "Hello world That is reallly neat!";
var res = str.substring(0, 5);//get first 5 chars