[英]Printing an array without print_r tags php
不知道我问的是不是正确的问题,但是我有一个带有几个“列表”名称的数组,我想计算它们在数组中出现的次数并打印出来。 这是清单:
$array = ['EMC_IMP_PAT_ANT_REVIEW_MANG_20160105', 'EMC_IMP_PAT_ANT_REVIEW_MANG_20160105', 'EMC_IMP_PAT_ANT_REVIEW_MANG_20150105', 'EMC_IMP_PAT_ANT_REVIEW_MANG_30160105', 'EMC_IMP_PAT_ANT_REVIEW_MANG_20160205', 'EMC_IMP_PAT_ANT_REVIEW_MANG_20178105'];
我目前正在使用print_r和array_count_values来打印和计数数组。
print_r(array_count_values($array));
我的输出是:
Array
(
[IMC_UMP_WRAP_ANNUAL_REVIEW_MANM_20160105] => 2
[IMC_UMP_WRAP_ANNUAL_REVIEW_MANM_20150105] => 1
[IMC_UMP_WRAP_ANNUAL_REVIEW_MANM_30160105] => 1
[IMC_UMP_WRAP_ANNUAL_REVIEW_MANM_20160205] => 1
[IMC_UMP_WRAP_ANNUAL_REVIEW_MANM_20178105] => 1
)
我想以某种方式摆脱单词“ Array”和括号。 我理想的输出是:
[IMC_UMP_WRAP_ANNUAL_REVIEW_MANM_20160105] => 2
[IMC_UMP_WRAP_ANNUAL_REVIEW_MANM_20150105] => 1
[IMC_UMP_WRAP_ANNUAL_REVIEW_MANM_30160105] => 1
[IMC_UMP_WRAP_ANNUAL_REVIEW_MANM_20160205] => 1
[IMC_UMP_WRAP_ANNUAL_REVIEW_MANM_20178105] => 1
**方括号可能是可选的。 谢谢!
如果您不想遍历数组(如上面的注释中所述),请尝试使用preg_replace
摆脱不需要的部分:
$array = array(
'EMC_IMP_PAT_ANT_REVIEW_MANG_20160105',
'EMC_IMP_PAT_ANT_REVIEW_MANG_20160105',
'EMC_IMP_PAT_ANT_REVIEW_MANG_20150105',
'EMC_IMP_PAT_ANT_REVIEW_MANG_30160105',
'EMC_IMP_PAT_ANT_REVIEW_MANG_20160205',
'EMC_IMP_PAT_ANT_REVIEW_MANG_20178105',
);
echo preg_replace(
'/(^Array|^\\(\n|^\\)\n|^\s*)/m',
'',
print_r(array_count_values($array), true)
);
使用Foreach
$data=array_count_values($array);
echo '<pre>';
foreach($data as $key => $value){
echo '[' . $key . '] =>' . $value . PHP_EOL;
}
echo '</pre>';
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