Php Arsort

Arsort (PHP3, PHP4) Arsort the relational syntax for---reverse the order of the array and maintain index values: void&http://www.aliyun.com/zixun/aggregation/37954.html "> nbsp; Arsort (array array); Description: This function reverses the order of the array elements (z) and maintains the relationship of the array element to its index value ...

Array definition and initialization What is an array? An array is a programming structure that is a variable that holds a set of values ​​or a series of values. For example, at the time of the census, personal identity registration, such as name, gender, nationality, birth, etc. can be used as an array. The array created in the php tutorial is defined using the array () structure, such as $ people = array ('name', 'sex', 'nation', 'brith'); and how to display the value of each element in the array Is to use the index from 0, the index number ...

/php the repeating word in the string, generates the index string, and the string parameter is a string//--------------------------------------------------function Getindextext ($ Okstr, $ilen =-1) {if ($okstr = = "") r ...

Krsort (PHP3 >=3.0.13, PHP4 >= 4.0b4) krsort---&http://www.aliyun.com/zixun/aggregation/37954.html "> nbsp; Arranges the array syntax according to the inverted order of index values: int krsort (array array); Description: Z The array in reverse order of index values ...

Usort (PHP3 >= 3.0.3, PHP4) usort---&http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp; Sorts the values of an array by user-defined functions: void Usort (array array, function cmp_function); Description: This function will be determined according to the user ...

Rsort (PHP3, PHP4) rsort---&http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp; Rearrange the values of the array by Z syntax: void rsort (array array); Description: This function rearranges the value of an array by Z. Example: <?php & ...

Shuffle (PHP3 >= 3.0.8, PHP4 >= 4.0b4) Shuffle---&http://www.aliyun.com/zixun/aggregation/37954.html "> nbsp; To confuse the order of an array syntax: void Shuffle (array array); Description: This function sorts the element order of the array arbitrarily. Exampl ...

Sort (PHP3, PHP4) sort---&http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp; Resets the value of an array from a-Z syntax: void sort (array array [, int sort_flags]); Description: This function arranges the elements of an array by a-Z. Example: <?...

Asort (PHP3, PHP4) Asort the relational syntax for arranging arrays and maintaining index values: void&http://www.aliyun.com/zixun/aggregation/37954.html >nbsp; Asort (array array); Description: This function rearranges the elements of an array by a-Z and maintains the corresponding relationship between the original index value and the element, which is mainly ...

Uksort (PHP3 >= 3.0.4, PHP4) uksort---&http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp; Sorts the indexed values of an array by user-defined functions: void Uksort (array array, function cmp_function); Description: This function depends on ...