84669 person learning
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After adding addEventListener to another elementScreenshot 2017-06-15 21.07.43
Result errorScreen snapshot 2017-06-15 21.02.27
I’m confused, I don’t know where I wrote it wrong. Please give me a solution. . .
Readdata is definitely an element? You can use console.log(readdata) to see the type and it will be clear
Readdata is definitely an element? You can use console.log(readdata) to see the type and it will be clear