1.函数声明:
console.log(myFunction(5))
function myFunction(y) {
return y * y;
}
2.函数表达式:
var add = function(a,b){
return a+b;
}
console.log(add(51,20))
3.构造函数(不常用)
var 函数名 = new Function("x","y","var z=x+y;return z;");
1.函数声明:
console.log(myFunction(5))
function myFunction(y) {
return y * y;
}
2.函数表达式:
var add = function(a,b){
return a+b;
}
console.log(add(51,20))
3.构造函数(不常用)
var 函数名 = new Function("x","y","var z=x+y;return z;");
本文标题:js中函数定义有那些方式?
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