Smarty template to determine the empty array method _php Tutorial

Smarty template to determine the method of empty array

Here are two main ways of doing this:

1. Use count to get the number of subscripts in the array

In the following example, if $array is empty, no data is output

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{if $array | @count neq 0} Array is empty {/if}

2. Direct judgment

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{if $array neq ""} Array is empty {/if}

http://www.bkjia.com/PHPjc/1014277.html www.bkjia.com true http://www.bkjia.com/PHPjc/1014277.html techarticle Smarty Template The method of judging an array is empty here are two main approaches: 1. Use count to get the number of subscripts in the array the following example, if $array is empty, do not output any data 1 2 ...

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