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สงสัยเรื่องเครื่องหมายครับคือไปอ่านเจอโค้ดที่เค้าเขียนเครื่องหมายว่า &$param เลยงงว่าทำไมถึงต้อง &$ รบกวนด้วยครับ |
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&$param
คือ
& และ
$param ตัวแปร param
เช่น
Code (PHP)
<?php
$param = 'a=1&b=2&c=3&d=4&e=5&g=6';
main.php?page=news&$param
?>
ก็คือเอาทั้งหมดที่เก็บใน $param ส่งต่อไปแบบ GET ครับ
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Date :
2012-02-17 11:01:22 |
By :
iamatomix |
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Code (PHP)
$var1 = 10;
$var2 = &$var1;
echo $var1.",".$var2;
echo "<hr />";
$var2=100;
echo $var1.",".$var2;
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Date :
2012-02-17 11:03:56 |
By :
sakuraei |
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static function update_1D_row_with_1D_array($table_name, &$arr, $id_name, $id_value)
ตรง &$arr เนี้ยครับที่ไม่เข้าใจว่ามันแปลว่าอะไร
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Date :
2012-02-17 19:24:47 |
By :
เดียร์ |
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เค้าเรียก Pass by Reference ครับ เป็นการ assign ค่ากลับไปที่ ตัวแปรดังกล่าวที่อยู่นอก method นั้นๆ ด้วย
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Date :
2012-02-17 22:57:53 |
By :
ikikkok |
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Load balance : Server 01
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