收藏
PHPz批改状态：合格
老师批语：
console.log("函数参数类型与返回值方法");let sum = function ( a , b){return a + b;};console.log("参数类型为number类型");console.log(sum(20,50));console.log(typeof sum(20,50));console.log("返回类型为number类型,并且为多个参数");console.log("+++++++++++++++++++++++");function getName( ... users){return users;}console.log("参数类型为object类型");console.log(getName(' 张三 ' , ' 李四 ' , ' 王五' ));console.log(typeof getName(' 张三 ' , ' 李四 ' , ' 王五' ));console.log("返回类型为object类型，并且为多个参数");
console.log("+++++++++++++++++++++++");console.log("实例演示模板字面量与模板函数的声明,参数特点 ");let cat = " 英短 " ;let fn = function( cat ){return ' 我家猫的品种 ' + cat ;};console.log(fn(`${cat}`));cat =' 大橘 ' ;console.log(fn(`${cat}`));
console.log("实例演示闭包的形成条件与访问方法,并明白纯函数的特点");let f1 = function( a ){return function( b ){return function( c, d) {return a* b *c *d;};};};console.log(f1(8)(6)(5,4));
<!DOCTYPE html><html lang="en"><head><meta charset="UTF-8"><meta http-equiv="X-UA-Compatible" content="IE=edge"><meta name="viewport" content="width=device-width, initial-scale=1.0"><title>Document</title></head><body><script>console.log("函数参数类型与返回值方法");let sum = function ( a , b){return a + b;};console.log("参数类型为number类型");console.log(sum(20,50));console.log(typeof sum(20,50));console.log("返回类型为number类型,并且为多个参数");console.log("+++++++++++++++++++++++");function getName( ... users){return users;}console.log("参数类型为object类型");console.log(getName(' 张三 ' , ' 李四 ' , ' 王五' ));console.log(typeof getName(' 张三 ' , ' 李四 ' , ' 王五' ));console.log("返回类型为object类型，并且为多个参数");console.log("+++++++++++++++++++++++");function getNames( username){//return 'hello '+ ;return username + '： 你好';}console.log("参数类型为string类型");console.log(getNames(" 丽丽 "));console.log(typeof getNames(" 丽丽 "));console.log("返回参数类型为string类型,并且为1个参数");console.log("+++++++++++++++++++++++");console.log("+++++++++++++++++++++++");console.log("实例演示模板字面量与模板函数的声明,参数特点 ");let cat = " 英短 " ;let fn = function( cat ){return ' 我家猫的品种 ' + cat ;};console.log(fn(`${cat}`));cat =' 大橘 ' ;console.log(fn(`${cat}`));console.log("+++++++++++++++++++++++");console.log("实例演示闭包的形成条件与访问方法,并明白纯函数的特点");let f1 = function( a ){return function( b ){return function( c, d) {return a* b *c *d;};};};console.log(f1(8)(6)(5,4));</script></body></html>
Copyright 2014-2025 https://www.php.cn/ All Rights Reserved | php.cn | 湘ICP备2023035733号
