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What is input sanitization in php?
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What is the advantage of runtime polymorphism?
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client side scripting language Vs server side scripting language
How can I reverse sort an array keeping the correlation between the index and value?
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<?php include ("db.php"); $result = mysql_query("SELECT ques_id FROM questionbank order by ques_id limit 5 "); while($obj=mysql_fetch_array($result)) { $ad1[$obj['ques_id']]++;//Used an array and inserted the database query results into it. } $rand_keys=array_rand($ad1,1); //Did a random array function echo "First random id = ".$ad1[$rand_keys[0]]; echo "<br>Second random id = ".$ad1[$rand_keys[1]]; ?> <!--Its not working. Have any solution for this. -->
What is the use of post in php?
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