带有数组url参数 [英] passing arrays as url parameter
问题描述
什么是我可以通过一个数组作为url参数的最佳方式?我在想,如果这是可能的:
what is the best way that i can pass an array as a url parameter? i was thinking if this is possible:
$aValues = array();
$url = 'http://www.example.com?aParam='.$aValues;
或这个怎么样:
$url = 'http://www.example.com?aParam[]='.$aValues;
香港专业教育学院读的例子,但我觉得凌乱:
Ive read examples, but i find it messy:
$url = 'http://www.example.com?aParam[]=value1&aParam[]=value2&aParam[]=value3';
先谢谢了。
推荐答案
编辑:不要错过下面斯特凡的解决方案,它使用了非常方便的 http_build_query()
功能: HTTP:/ /stackoverflow.com/a/1764199/179125
Don't miss Stefan's solution below, which uses the very handy http_build_query()
function: http://stackoverflow.com/a/1764199/179125
knittl是正确的约逃跑。然而,有一个简单的方法来做到这一点:
knittl is right on about escaping. However, there's a simpler way to do this:
$url = 'http://example.com/index.php?';
$url .= 'aValues[]=' . implode('&aValues[]=', array_map('urlencode', $aValues));
如果你想用一个关联数组要做到这一点,试试这个来代替:
If you want to do this with an associative array, try this instead:
PHP 5.3 + (lambda函数)
PHP 5.3+ (lambda function)
$url = 'http://example.com/index.php?';
$url .= implode('&', array_map(function($key, $val) {
return 'aValues[' . urlencode($key) . ']=' . urlencode($val);
},
array_keys($aValues), $aValues)
);
PHP< 5.3 (回调)
function urlify($key, $val) {
return 'aValues[' . urlencode($key) . ']=' . urlencode($val);
}
$url = 'http://example.com/index.php?';
$url .= implode('&', array_map('urlify', array_keys($aValues), $aValues));
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