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Solution to JavaScript error when adding elements using append_javascript skills

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Release： 2016-05-16 16:42:50
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1. Error description

On IE browser:

Uncaught HierarchyRequestError:Failed to excute 'appendChild' on 'Node':The new child element contains the parent.

On Google Chrome:

SCRIPT5022:DOM Exception:HIERARCHY_REQUEST_ERR(3) error

2. Error reason

Include append() within append()

For example: 

append(append("String"));
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3. Solution

Remove the append in append and put the string in the inner append into the outer append

Related labels：
append Add element
source：php.cn
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