PHP can use the JS implementation to enter a number in a textarea, but will not overwrite the values in the original textarea

Source: Internet
Author: User
PHP can use the JS implementation to enter a number in a textarea, but will not overwrite the values in the original textarea
I want to make a page like, in the text box below enter the value, click Add will show the value in textarea, and then click on the text box to add, the second value will be displayed in textarea, the two can be wrapped, the younger brother use the array to do, The problem is that every time I assign the entire array to textarea, is there a way to output one to textarea, and a newline between each value?



references


<textarea cols="20" rows="20" name="a" id="a"></textarea>





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document.getElementById (' a '). Value + = "\ n" + document.getElementById (' B '). Value
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References:
Reference: document.getElementById (' a '). Value + = "\ n" + document.getElementById (' B '). Value
Thank God for the idea, the problem is solved.

Come late, LZ Swift, congratulations
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Don't forget to post the moderator
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The person who sees is divided ...
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