This tutorial briefly talks about the usage of the sum function array_sum() of numeric data in statistical arrays in PHP.
Example 1
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$a=array(0=>5,1=>15,2=>25); 输出： 45 |
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echo array_sum($a);
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$a=array(0=>5,1=>15.5,2=>25); 输出： 45.5 |
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45
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$a=array(0=>5,1=>"15s",2=>25); 输出： 45 |
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$a=array(0=>5,1=>"s15s",2=>25); 输出： 30 |
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$a=array(0=>5,1=>15,2=>25); echo array_sum($a); ?> Output: 45 Example 3 The code is as follows:
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$a=array(0=>5,1=>15.5,2=>25);
echo array_sum($a);
?>
Output:
45.5
Example 4
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