Explain different sorting function in php?

1134

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What is trim function in php?

1132

---

Explain some most commonly use string functions in php?

1093

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What is traits? How it is used in php?

1105

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How to convert a string to uppercase in php?

1153

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What is constructor and destructor?

1024

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

1071

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What is the difference between associative array and indexed array?

1180

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

1067

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

1078

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How to insert a line break in php string?

1048

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

1017

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

1176

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

1063

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How to check an key is exists in array?

1167

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