What is constructor and destructor?

971

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How to check a variable is array or not in php?

1015

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What is the difference between associative array and indexed array?

1084

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What are the difference between abstract class and interface in oops?

994

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What is the use of is_array() and in_array()?

1015

---

How to insert a line break in php string?

997

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How to count a number of words in a string in php?

967

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What is the difference between array_merge() and array_merge_recursive() in php?

1085

---

How to check if a string contains a character or word in php?

1008

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How to check an key is exists in array?

1085

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Which array function checks if the particular key exists in the array?

898

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What is the use of strpos in php?

1046

---

What is explode() in php?

1005

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How many types of array supported in php?

980

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How to calculate the length of a string?

1116

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