1、先用js定义一个变量,就是一个字符串的变量,如图,字符串用逗号隔开。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/a5c27d1ed21b0ef40ca30284d3c451da80cb3ea4?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
2、要把字符串转化成数据,我们可以使用JS内置的方法,split方法就行了,这个方法要注意的地方,就是参数,由于字符串是用逗号隔开的,参数就输入逗号就行了。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/b58f8c5494eef01fe295821feefe9925bd317d63?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
3、为了验证效果,可以把结果输出到控制台上,使用console.log方法,把结果输出就行了。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/2cf5e0fe9925bc31817b9b4250df8db1ca1370c2?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
在4、脚本里,直接调用刚才的方法,当页面打开后,就会直接执行。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/b3fb43166d224f4a5c01e9c907f790529922d154?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
5、打开浏览器的开发者工具,点击‘控制台’。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/c9fcc3cec3fdfc039de37962da3f8794a5c22654?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
6、在这里就可以看到输出的结果了,可以看到这个结果就是一个数组。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/83025aafa40f4bfbce97048e0d4f78f0f63618a0?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
7、点击展开这个数组,可以看到数组每一项的内容。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/9c16fdfaaf51f3de60f523be9aeef01f3b2979a1?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)