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PHP Basics

PHP Basics - Important Points


36. Which of the following is used to check if a variable is a resource in PHP?

A. is_resource()

B. resource()

C. isResource()

D. none of the above

Discuss Work Space

Answer: option a

Explanation:

The is_resource() function is used to check if a variable is a resource in PHP.

37. Which of the following is used to get the length of a string in PHP?

A. strlen()

B. strlength()

C. length()

D. none of the above

Discuss Work Space

Answer: option a

Explanation:

The strlen() function is used to get the length of a string in PHP.

38. Which of the following is used to replace a part of a string with another string in PHP?

A. str_replace()

B. str_swap()

C. replace_str()

D. none of the above

Discuss Work Space

Answer: option a

Explanation:

The str_replace() function is used to replace a part of a string with another string in PHP.


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