How I should Calculate the Median in PHP

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How I should move all capital letters to the front of a string in PHP?

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How I should replace letters with Hashes in PHP?

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How I should return the middle character of a string in PHP?

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how to get the File Extension using PHP?

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check how Many Vowels in a string using PHP?

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How I should compare two words by ASCII Codes in PHP?

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How I can check if a string valid email address PHP?

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How I can check if Is the Number a Prime in PHP?

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How I should Filter out Strings from an Array in PHP

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How I can Sort Numbers in Descending Order using PHP

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How I can Sort Numbers in Ascending Order using PHP

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How to Capitalize the first letter for array items using PHP

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How to replace letters with Position In Alphabet using PHP

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How to reverse the order of a String in PHP

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I need to count the number of duplicate characters in PHP

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How should check if a string is a valid hex code in PHP

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check if ATM PIN Code Validation in PHP

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how to Concatenating Two Integer Arrays in PHP?

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how to Return the Last Element in an Array in PHP?

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