(PHP 4, PHP 5, PHP 7)
doubleval — floatval() 锟侥憋拷锟斤拷
锟剿猴拷锟斤拷锟斤拷 floatval() 锟侥憋拷锟斤拷锟斤拷
Note: 锟剿憋拷锟斤拷锟角猴拷锟斤拷锟斤拷锟斤拷之锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷狻ｏ拷锟� PHP 锟缴的版本锟斤拷锟斤拷锟节伙拷没锟斤拷 floatval() 锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟揭拷玫锟斤拷锟斤拷 floatval() 锟侥憋拷锟斤拷锟斤拷锟斤拷锟斤拷
Note:
锟剿憋拷锟斤拷锟角猴拷锟斤拷锟斤拷锟斤拷之锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷狻ｏ拷锟� PHP 锟缴的版本锟斤拷锟斤拷锟节伙拷没锟斤拷 floatval() 锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟揭拷玫锟斤拷锟斤拷 floatval() 锟侥憋拷锟斤拷锟斤拷锟斤拷锟斤拷