Detailed PHP array functions

Counting the number of array elements 1.count () and sizeof ()

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2.each () Returns the current element key names and values, and the internal pointer is moved forward

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3.list () is used to set a variable assignment

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4. Sort the array elements: sort (), asort () and ksort () is in a forward direction, rsort (), arsort () and krsort () is a reverse sort

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5.array_count_values ​​() count the number of duplicate arrays

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6.current (): Displays the first element in the array

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The total number of elements in the array 10 represents an additional selective inclusive; 7.array_pad ($, 10,0)

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8.unset () to delete variables

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9.array_fill () creates an array

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10.array_combine () to create a new array by combining two arrays, one array element for the keys, the key element is another array

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11.array_splice () to delete an array members

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12.array_unique delete duplicate values ​​in the array

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13.array_flip () and key values ​​array exchange

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14.array_search () the location where the search value

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