callback function 2
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// call function youtube 教學
// https://www.youtube.com/watch?v=-tPh-47H8u8
let webLang = ['PHP', 'JavaScript', 'CSS', 'HTML', 'React.JS'];
webLang.forEach((element)=>console.log(element));
console.log("--------------------------");
webLang.forEach((ele)=>{
console.log(ele)
}
);
console.log("--------------------------");
let item = 10;
const amount =(tax, item) => item * tax/100;
const partial=(func, tax, item)=> {return func(tax, item)};
let tax = partial(amount, 0.5, item) // amount is a function which refer to
console.log(tax)
JavaScript
INFO