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AMY-Y avatar AMY-Y commented on July 24, 2024 1
/*2 2 3
*原因:
*第一个script标签内:
*    函数声明   方式创建的函数,会存在函数声明提前,代码等同于
*/
    function fn() {
      console.log(1);
    }
    function fn() {
      console.log(2);
    }//相同函数名,在html内部,按顺序查找函数名,后面的会覆盖前面的
    fn();  //2
    fn(); //2
//最下面的没找到参考文章。自己猜测原因:还是HTML内部js按顺序查找函数名,后面的会覆盖前面的

参考文章:
https://www.cnblogs.com/echolun/p/7612142.html
https://www.cnblogs.com/wshiqtb/p/3480597.html

from fe-practice-hard.

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