WEB UNIT12

In PHP the _______ function returns the total number of characters in a string.

• len()
• str_length()
• length()
• strlen()
• D

In PHP the __________ functionis used to find out whether some text occurs within a string.

• strstr()
• find()
• count()
• str_find()
• A

In PHP the __________ functionfinds the last match in the string, rather than the first

• strpos()
• str_last()
• strrpos()
• strpos_last()
• C

The __________ is used to format text strings in PHP.

• getc()
• sprintf()
• gets()
• get()
• B

Arrays with named keys in PHP are called ________

• Associative arrays
• Indexed arrays
• Multidimensional arrays
• named arrays
• A

The _____ function is used for deleting array elements in PHP.

• delete()
• erase()
• unset()
• clear()
• C

In PHP the_______ loops through a block of code for each element in an array.

• foreach
• while
• do-while
• for
• A

The _____ function is used to sort associative arrays in descending order, according to the key in PHP.

• arsort()
• krsort()
• ksort()
• sort()
• B

The _____ function is used to sort associative arrays in descending order, according to the value in PHP.

• arsort()
• krsort()
• ksort()
• sort()
• A

The _____ function removes the first element from the start of an array in PHP.

• array_shift()
• array_pop()
• array_push()
• array_unshift()
• A