PHP Array Programs Last Updated : 23 Jul, 2025 Comments Improve Suggest changes Like Article Like Report PHP Arrays is a type of data structure that allows us to store multiple elements of similar data type under a single variable thereby saving us the effort of creating a different variable for every data. S. No Articles 1PHP Program to Insert a New Element in an Array2PHP Program to Find the Index of an Element in an Array3PHP Program to Display Array Structure and Values4PHP Program to Print all Values of an Array5PHP Program to Find the Maximum and Minimum in an Array6PHP Program to Get Second Highest Number in an Array7PHP Program to Removing Array Element and Re-Indexing8PHP Program to Check if Two Arrays Contain Same Elements9PHP Program to Merging Two or More Arrays using array_merge() Function10PHP Program to Search by Multiple key => value in an Array11PHP Program to Search by key=>value in a Multidimensional Array12PHP Program to Sort Array of Objects by Object Fields13PHP Program to Sort an Array of Dates14PHP Program to Sort an Array of Associative Arrays by Value of a Given Key15PHP Program to Merge the First Index of an Array with the First Index of Second16PHP Program to Insert an Item at the Beginning of an Array17PHP Program to Merge the Duplicate Value in Multidimensional Array18PHP Program to Merge Two Arrays Keeping Original Keys19PHP Program to Insert New Item in an Array on Any Position20PHP Program to Remove Duplicate Values from Array21PHP Program to Check an Array is Multidimensional or Not22PHP Program to Find the Standard Deviation of an Array23PHP Program to Delete an Element From an Array24PHP Program to Remove Duplicate Elements from Array25PHP Program to Change Strings in an Array to Uppercase26PHP Program to Count All Array Elements27PHP Program to Check a Key Exists in an Array28PHP Program to Sort Array of Strings in Natural and Standard Orders29PHP Program to Find Intersection of Two Arrays30PHP Program to Perform Array Delete by Value Not Key31PHP Program to Convert Multidimensional Array to XML File32PHP Program to Find Second Most Frequent Element in an Array33PHP Program to Find Missing Element(s) from an Array34PHP Program to Get Elements in Reverse Order of an Array35PHP Program to Check an Element Exists in Array or Not36PHP Program to Print the Last Value of an Array without Affecting the Pointer37PHP Program to Split Array into Specific Number of Chunks38PHP Program to Change Array Key to Lowercase39PHP Program to Get the First Element of an Array40PHP Program to Pass a PHP Array to a JavaScript Function41PHP Program to Check a Variable is an Array or Not42PHP Program to Check an Array is Associative or Sequential43PHP Program to Get Random Value Out of an Array44PHP Program to Bind an Array to an IN() Condition45PHP Program to Get Total Number of Elements used in Array46PHP Program to Get Specific Key Value from an Array47PHP Program to Find Third Largest Element in an Array of Distinct Elements48PHP Program to Create an Array with Key Value Pairs49PHP Program For Sorting An Array Of 0s, 1s and 2s50PHP Program to Convert an Object to Associative Array51PHP Program to Best Way to Initialize Empty Array52PHP Program to Put String in Array and Split by New Line53PHP Program to Take User Input for Two Dimensional (2D) Array54PHP Program to Convert Array Values to Lowercase55PHP Program to Delete an Array Element Based on Key56PHP Program to Determine if an Array Contains a Specific Value57PHP Program for Check if an Array is Sorted and Rotated58PHP Program to Print All Triplets in Sorted Array that Form AP59PHP Program for Reversal Algorithm of Array Rotation60PHP Program to Create Comma Separated List from an Array61PHP Program to Find Lost Element from a Duplicated Array62PHP Program to Find a Pair with the Given Difference63PHP Program for Median of Two Sorted Arrays of Same Size64PHP Program for Number of Local Extrema in an Array65PHP Program to Extract Extension from a Filename66PHP Program for Products of Ranges in an Array67PHP Program to Return All Dates between Two Dates in an Array68PHP Program for Mean of Range in an Array69PHP Program to Find Closest Number in an Array 70 PHP Program for Multidimensional Arrays 71 PHP Program to Print Associative Arrays 72 PHP Program to Multidimensional Associative Array Comment More infoAdvertise with us H hardiksm73 Follow Improve Article Tags : PHP PHP-array Similar Reads PHP Tutorial PHP is a popular, open-source scripting language mainly used in web development. 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