Break wa Continue JavaScript

break kalami 'saiyarin' taka ko.

continue kalami 'saiyarin' wata saiyarin a cikin taka ko.

kalami Break

A cikin wasan wasan ko kai tsakiyar, ka kai karin break kalami. Ita a zai kai yin 'saiyarin' taka ko. switch kalami.

kalami break a zai kai taka ko taka ko.

kalami breakA zai taka ko taka ko, kuma a kai taka ko code na kai tsakiyar taka ko (kuma a yau kai wanda zai a cikin taka ko):

实例

for (i = 0; i < 10; i++) {
    if (i === 3) { break; }
    text += "Dijita ce " + i + "<br>";
}

亲自试一试

kalami Continue

kalami continueDakarorin (a cikin taka ko) wata saiyarin, kuma a kai taka ko saiyarin na kai tsakiyar taka ko. Dake taka ko saiyarin na kai tsakiyar taka ko.

Tarihin wasan wasan ko taka ko 3:

实例

for (i = 0; i < 10; i++) {
    if (i === 3) { continue; }
    text += "Dijita ce " + i + "<br>";
}

亲自试一试

Taken JavaScript

Don'ta yi taken da kuma kai tsakiyar kalami, a kai taken da kuma kai kai tsakiyar kalami kafin kalami:

label:
kalami

break da continue kalami shine kawai a zai kai yin 'saiyarin' code block a JavaScript.

kalami:

break labelname;
continue labelname;

continue kalami (kuma a yau kai taken ko taka ko), a yau kaisaiyarin taka ko ko。

break kalami, kuma a yau kai yar da takensaiyarin taka ko ko taka ko taka ko。

如果有标签引用，则 break 语句可用于跳出任意代码块：

实例

var  cars = ["BMW", "Volvo", "Saab", "Ford"];
list: {
    text += cars[0] + "
"; 
    text += cars[1] + "
"; 
    text += cars[2] + "
"; 
    break list;
    text += cars[3] + "
"; 
    text += cars[4] + "
"; 
    text += cars[5] + "
"; 
}

亲自试一试

代码块指的是 { 与 } 直接的代码片段。

课外书

如需更多有关 JavaScript Break 和 Continue 语句的知识，请阅读 JavaScript 高级教程中的相关内容：

ECMAScript break da continue cewa
本节讲解了break 语句和 continue 语句的不同之处，以及如何与有标签语句一起使用。