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Removal method: 1. Use the sort() function to sort the array in ascending order. The syntax is "sort($arr);". After sorting in ascending order, the last element of the array is the maximum value; 2. Use array_pop() The function deletes the last element (maximum value) of the array, the syntax is "array_pop($arr);".
The operating environment of this tutorial: windows7 system, PHP8.1 version, DELL G3 computer
php removes the largest array Value method
Step 1. Use sort() to sort the array in ascending order
<?php header('content-type:text/html;charset=utf-8'); $arr=array(1,45,9,52,0,-5,21,-1,40); var_dump($arr); sort($arr); var_dump($arr); ?>
Sort The last element of the array is the maximum value, just delete the element.
Step 2. Use array_pop() to remove the maximum value
array_pop(): Delete the last element in the array.
array_pop($arr); //去掉最大值 var_dump($arr);
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