<?php
$array = array('a' => 'abc', 'b' => 'def');
extract($array);
var_dump($a, $b);
// string(3) "abc"
// string(3) "def"
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看到它.
使用这种方式
$ data = array();
$data["value1"]=3;
$data["value2"]=4;
$three = $data["value1"];
$four = $data["value2"];
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为此使用extract()函数.
$var_array = array("color" => "blue",
"size" => "medium",
"shape" => "sphere");
extract($var_array);
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这会给:
$color = 'blue'
$size = 'medium'
$shape = 'sphere'
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