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Smarty template method to determine if array is empty_PHP tutorial

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Release： 2016-07-13 09:51:13
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How smarty template determines that an array is empty

Here are two main methods:

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

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

1

2

3

{if $array|@count neq 0 }

// array is empty

{/if}
1 2

3

{if $array|@count neq 0 }

1

2

3

{ if $array neq ""}

//array is empty

{/if}
// array is empty {/if}

1 2 3 { if $array neq ""} //array is empty
{/if}
http://www.bkjia.com/PHPjc/1014277.htmlwww.bkjia.comtruehttp: //www.bkjia.com/PHPjc/1014277.htmlTechArticleSmarty template’s method of judging whether an array is empty. Here are two main methods: 1. Use count to get the lower part of the array. In the following example, if $array is empty, no data will be output 1 2...
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smarty for main introduce judgment array method template
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