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php重組數(shù)據(jù)組,php數(shù)組分組

PHP 一個(gè)數(shù)組中 根據(jù)某個(gè)相同的值 將不同的值重組一個(gè)新數(shù)組

例子:

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復(fù)制代碼 代碼如下:

?php

$array1 = array("color" = "red", 2, 4);

$array2 = array("a", "b", "color" = "green", "shape" = "trapezoid", 4);

$result = array_merge($array1, $array2);

print_r($result);

?

上例將輸出:

復(fù)制代碼 代碼如下:

Array

(

[color] = green

[0] = 2

[1] = 4

[2] = a

[3] = b

[shape] = trapezoid

[4] = 4

)

php數(shù)組重組

是固定的么?

?php

$a?=?array('0'?=?array('id'?=?151,'name'='leo'),

'1'?=?array('id'?=?120,'name'='john'),

'2'?=?array('id'?=?153,'name'='hello'),

'3'?=?array('id'?=?118,'name'='word'),

);

foreach($a?as?$k?=?$v){

if($v['id']==151?||?$v['id']==120){

$b['0'][]?=?$a[$k];

}else{

$b['1'][]?=?$a[$k];

}

}

var_dump($b);

PHP將二維數(shù)組重新組合

//這個(gè)問題也就看起來麻煩一點(diǎn).我給你寫一個(gè)

//假設(shè)你上面的數(shù)組是$arrOld.

//$arrReturn作為結(jié)果數(shù)組.

$arrReturn?=?[];

foreach($arrReturn?as?$value)?{

foreach($value?as?$key?=?$val)?{

$arrReturn[$key][]?=?$val;

}

}

php 把多維數(shù)組中,某值相同的項(xiàng)合并,重組數(shù)據(jù)

?php

$laArray = array(

0 = array("id"=11,"name"="happy","age"="20","moeny"=100),

1 = array("id"=29,"name"="lucy","age"="20","moeny"=100),

2 = array("id"=34,"name"="happy","age"="20","moeny"=235),

3 = array("id"=42,"name"="happy","age"="15","moeny"=100),

4 = array("id"=51,"name"="happy","age"="20","moeny"=600),

5 = array("id"=61,"name"="lucy","age"="20","moeny"=350),

6 = array("id"=61,"name"="lucy","age"="23","moeny"=150),

);

$temArr = $laArray ;

$newArr = array();

foreach($laArray as $num = $arr ){

unset($temArr[$num]);

$id = $arr['id'];

foreach($temArr as $tNum =$tArr ){

$n_arr = array();

$tem_moeny = array();

if($arr['name']== $tArr['name'] $arr['age']== $tArr['age']){

$id .= '+'.$tArr['id'];

$n_arr['id'] = $id;

$n_arr['name'] = $arr['name'];

$n_arr['age'] = $arr['age'];

if(is_array($arr['moeny'])){

array_push($n_arr['moeny'], $tArr['moeny']);

}else{

$tem_moeny [] = $arr['moeny'];

$tem_moeny [] = $tArr['moeny'];

}

$tem_moeny[] = $tArr['moeny'];

$n_arr['moeny'] = $tem_moeny;

$newArr[] = $n_arr ;

}

}

if($id == $arr['id']){

$newArr[] = $arr ;

}

}

print_r($newArr);

?

PHP 數(shù)組重組

很簡單,代碼如下:

//?假設(shè)數(shù)組變量$array保存了當(dāng)前數(shù)據(jù)

foreach?($array?as?$key?$value)?{?//?遍歷數(shù)組

//?通過正則表達(dá)式來判斷是否為諸如1.x的下標(biāo)

if?(!preg_match('/\./',?$key))?{

//?刪除數(shù)組諸如下標(biāo)為:1,2,3的數(shù)據(jù)

unset($array[$key]);

continue;

}

//?通過.點(diǎn)來分割諸如1.x的下標(biāo)

$array2?=?explode('.',?$key);

//?使用新數(shù)組來存儲(chǔ)數(shù)據(jù)

$array3[$array2[0]][$key]?=?$value;

}

//?如果數(shù)組下標(biāo)在排序上有任何顛倒可用ksort()[正序]或krsort()[倒序]來排序

ksort($array3);

//?打印重組的數(shù)組效果如下

print_r($array3);

Array

(

[1] = Array

(

[1.1] = 美妝保養(yǎng)

[1.2] = 美容工具

[1.3] = 護(hù)膚保養(yǎng)

[1.4] = 美容化妝

[1.5] = 美發(fā)護(hù)發(fā)

)?

[2] = Array

(

[2.1] = 香水須后水

[2.2] = 工具配件

)

)

如果還有任何問題,歡迎追問~

新聞標(biāo)題:php重組數(shù)據(jù)組,php數(shù)組分組
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