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php 数组 数字 补零

WBOY
WBOYOriginal
2016-06-06 19:49:081156browse

$hour_list = range(0,24); foreach($hour_list as $key=$val){ $hour_list[$key] = str_pad($val, 2, "0", STR_PAD_LEFT); } var_dump($hour_list); $hour_list = range(0,24); foreach($hour_list as $key=$val){ $hour_list[$key] = sprintf('%02d',$val)

 

$hour_list = range(0,24);
foreach($hour_list as $key=>$val){
$hour_list[$key] = str_pad($val, 2, "0", STR_PAD_LEFT);
}
var_dump($hour_list);

 


$hour_list = range(0,24);
foreach($hour_list as $key=>$val){
$hour_list[$key] = sprintf('%02d',$val);
}
var_dump($hour_list);

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