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ถ้า ข้อมูลใน databaseเป็น ว่างเปล่า แต่ไม่ใช่ NULL พอเราดึงข้อมูลเข้าใน Text box มันจะ มี space |
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ตอนบันทึกข้อมูลก็ trim() ซะก่อน trim($data);
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Date :
2009-11-30 15:43:23 |
By :
mr.v |
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แต่พอ ใน Database มันไม่มีอะไรแล้ว ทำไม เวลาเราดึง ขึ้นมาใส่ text box แล้ว มัน จะมี space ช่องว่างขึ้นมาด้วยครับ
อย่างเช่น
<input type="text" name="txtReference" class="bodytxtsmall" value="<?=mssql_result($objQuery,0,"Reference");?>">
แต่ใน text box มันดันมี 1 space ทั้ง ๆ ที่ใน database มันไม่มีค่า แม้แต่ ช่องว่าง
ขอบคุณครับ
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Date :
2009-11-30 16:45:09 |
By :
maxmakung |
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อย่าคิดมากครับ ก็ trim(mssql_result($objQuery,0,"Reference")); ก็ได้ครับ
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Date :
2009-11-30 16:48:46 |
By :
xbeginner01 |
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ใช้ array_map ลบ space โดยการ trim เลย ก็สะดวกดี
Code (PHP)
$sql = 'SELECT * FROM table';
$result = mysql_query($sql);
while ( $row = mysql_fetch_array($result) )
{
$row = array_map('trim', $row);
}
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Date :
2009-11-30 17:12:31 |
By :
danya |
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<input type="text" name="txtReference" class="bodytxtsmall" value="_<?=mssql_result($objQuery,0,"Reference");?>_">
ลองดูตรงคำสั่ง value ของ html ที่เป็นสีแดงอะครับ ในเครื่องหมาย " " ทั้งหัวและท้ายมันมีช่องว่างปะ ตรงที่เป็นเครื่องหมาย _ สีแดงอะถ้ามันมีช่องว่างตรงนี้ก็ต้องลบออกด้วยนะ ลองดู
อีกกรณีนึงนะถ้าคุณใช้ textarea ถ้าโค้ดของคุณเป็นลักษณะนี้ แท็กเปิดอยู่บรรทัดบน ส่วนแท็กปิดอยู่บรรทัดล่าง อันนี้ก็มีช่องว่างโผล่มาได้นะ ดังข้างล่าง
<textarea>
</textarea>
คุณต้องดึงให้มันอยู่บรรทัดเดียวกัน <textarea></textarea> ประมาณนี้
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Date :
2009-11-30 17:20:50 |
By :
naskw |
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ขอบคุณ ทุก ๆ มาก ๆ เลยนะ ครับ ^^
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Date :
2009-12-01 09:32:46 |
By :
maxmakung |
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Load balance : Server 04
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