Java trim() method: remove the spaces before and after the string

• Java

trim()

Example

public static void main(String[] args){
    String strCom = "JAVA编程词典";  //定义字符串
    String str = strCom.trim();  //去除字符串前后的空格
    System.out.println("未去除前后空格的字符串:"+strCom);
    System.out.println("去除前后空格后的字符串:"+str);
}
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