kk Blog —— 通用基础


date [-d @int|str] [+%s|"+%F %T"]
netstat -ltunp
sar -n DEV 1

PHPExcel execl转化成csv

https://m.php.cn/faq/458865.html

1
2
3
4
5
6
$filename = "myexcel.xlsx";
$objReader = PHPExcel_IOFactory::createReader('Excel2007');
$objPHPExcel = $objReader->load($filename);

$objWriter = PHPExcel_IOFactory::createWriter($objPHPExcel, 'CSV');
$objWriter->save(str_replace('.xlsx', '.csv', $filename));

language, php

« 索引合并 和 组合索引、复合索引、联合索引 Excel getOldCalculatedValue 忽略计算值 »