[英]Passing Variables through Functions in JavaScript
我試圖使它在其中一個函數運行並定義變量的位置,而另一個函數將能夠協調該函數。 我是Java的新手,所以我的代碼可能只是一堆雜物。
function next() {
var random = Math.floor(Math.random() * 15)
document.getElementById("image").src = picture[random];
console.log(random);
}
function who() {
var thing = things[random];
var text = document.getElementById("am").innerHTML = "I am " + thing + ".";
console.log(text);
}
像這樣:
var random;
function next() {
random = Math.floor(Math.random() * 15);
document.getElementById("image").src = picture[random];
console.log(random);
}
function who() {
var thing = things[random];
var text = document.getElementById("am").innerHTML = "I am " + thing + ".";
console.log(text);
}
首先定義隨機變量,然后將其發送給函數,如下所示;
var random = Math.floor(Math.random() * 15);
next(random);
who(random);
function next(random) {
document.getElementById("image").src = picture[random];
console.log(random);
}
function who(random) {
var thing = things[random];
var text = document.getElementById("am").innerHTML = "I am " + thing + ".";
console.log(text);
}
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