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php array operations

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Release： 2016-07-30 13:29:55
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  • Add an element to the array
<code><span>$arr</span>[] = <span>"caokaiyan"</span>;<span>//</span>键为数字键
<span>$arr</span>[<span>'xuehao'</span>] = <span>1001121213</span>;</code>
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  • ?Delete an element in the array
<code><span>unset</span>(<span>$arr</span>[<span>'xuehao'</span>]);</code>
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  • Traverse the elements in the arrayke y and

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    The above has introduced PHP array operations, including aspects of it. I hope it will be helpful to friends who are interested in PHP tutorials.

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arr unset
source：php.cn
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