PHP Assigning values to arrays (two-dimensional array assignment) _php tutorial

In the PHP array assignment is very simple, if it is a one-dimensional array assignment than a two-dimensional array or multidimensional array is simpler, below I will give you to the array assignment of various examples introduced, there is a need to understand the friend can refer to.

What about the PHP array assignment? As follows:

Example 1, one-dimensional array assignment

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$My _array=array (); $My _array[]= "www" $My _array[]= "helpphp"; $My _array[]= "cn";

Destroying an array

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Unset ($My _array[0]; unset ($My _array);

Example 2, two-dimensional array assignment

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$data _array=array ($total, 2);//The number of records $datarows for the query $data _array[$i][2]= $Area;//Hint error: Cannot use a scalar value as an array

The specific cycle is as follows

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$i = 0; while ($result = $db->fetch_array ($query)) {$Area = $result ["area"]; $data _array[$i][2]= $Area; Error! $i = $i +1; }

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