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What will be the output of the following PHP code <php $x; if ($x) print "hi" ; else print "how are u"; >?
Answer: Option 1 Uninitialized x is set to 0, thus if condition fails.
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What will be the output of the following PHP code <php $one = "one"; $two = "two"; print($one$two); >?
Answer: Option 4 The above syntax will produce an error, unlike the echo statement.
1 Answers 1 views
What will be the output of the following PHP code <php $one = "one"; $two = "two"; print($one,$two); >?
Answer: Option 4 The above syntax will produce an error, unlike the echo statement.
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What will be the output of the following PHP code <php $a = ""; if ($a) print "all"; if else print "some"; >?
Answer: Option 2 Empty string is evaluated to 0.
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What will be the output of the following PHP code <php $a = "a"; if ($a) print "all"; else print "some"; >?
Answer: Option 1 The value of a is evaluated to 1 as it has a value.
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What will be the output of the following PHP code <php if (!print "hi") if (print "hello") print "hi"; >?
Answer: Option 1 Print returns true and thus the first if statement also is not executed.
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What will be the output of the following PHP code <php $a = "hello"; if ($a.length) print $a.length; else print "hi"; >?
Answer: Option 1 The . operator appends a string and returns true.
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What will be the output of the following PHP code <php $a = "hello"; if (strlen($a)) print strlen($a); else print "hi"; >?
Answer: Option The function strlen($a) gives the length of the string,5, which is considered true.
1 Answers 1 views
What will be the output of the following PHP code <php $i = ""; while($i) { print "hi"; } print "hello"; >?
Answer: Option 1 While accept does not accept anything other than a 0 or any other number as false and true.
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What will be the output of the following PHP code <php echo stripos("I love php, I love php too!","PHP"); >?
Answer: Option 2 The stripos() function finds the position of the first occurrence of a string inside another string.
1 Answers 1 views