Archive for the ‘Arrays’ Category
How to display array as Tree
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<?php
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$customers
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= array(
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array('first' => 'Bill', 'last' => 'Jones',
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'age' => 24, 'state' => 'CA'),
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array('first' => 'Mary', 'last' => 'Smith',
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'age' => 32, 'state' => 'OH'),
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array('first' => 'Joyce', 'last' => 'Johnson',
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'age' => 21, 'state' => 'TX'),
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);
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printf("print_r():<pre>%s</ pre>", print_r($customers, TRUE));
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printf("var_export():<pre>%s</ pre>", var_export($customers, TRUE));
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print 'var_dump():<pre>';
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var_dump($customers);
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print '</ pre>';
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?>
How to Remove Item in Array in PHP
Use unset() to remove an item/element in Arrays, see example below
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<?PHP
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$array = array('name'=>'Bill', 'age'=>32, 1=>'25 Main St.',
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2=>'Apt. 24', 'City'=>'San Francisco', 'state'=>'CA');
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printf("<pre>;%s</ pre>\n", var_export($array, TRUE));
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unset($array['age']);
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printf("<pre>%s</ pre>\n", var_export($array, TRUE));
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?>