原二維數(shù)組，信息很多array(size=16)'id'=>string'64'(length=2)'user_id'=>string'64'(length=2)'doc_id'=>string'121'(length=3)'time'=>string'2015-08-0711:41:28'(length=19)'email'=>string'yintx_123@163.com'(length=17)'username'=>string'孫策'(length=6)'password'=>string'18bc4215375cd9773a5f572934018bfa'(length=32)'phone'=>string'456181687'(length=9)'category'=>string'2'(length=1)'company'=>string'東吳集團(tuán)'(length=12)'name'=>string'孫策'(length=6)'position'=>string'我被社長(zhǎng)干死了'(length=21)'address'=>string'建康'(length=6)'state'=>string'3'(length=1)'other_field'=>null'authentication'=>string'1'(length=1)array(size=16)'id'=>string'65'(length=2)'user_id'=>string'65'(length=2)'doc_id'=>string'121'(length=3)'time'=>string'2015-08-1104:27:08'(length=19)'email'=>string'yintx_121@163.com'(length=17)'username'=>string'劉封'(length=6)'password'=>string'18bc4215375cd9773a5f572934018bfa'(length=32)'phone'=>string''(length=0)'category'=>string'0'(length=1)'company'=>string'蜀漢'(length=6)'name'=>string'劉封'(length=6)'position'=>string'備胎'(length=6)'address'=>string'荊州阿薩斯'(length=15)'state'=>string'2'(length=1)'other_field'=>null'authentication'=>string'1'(length=1)現(xiàn)在只需要email，company，name，phone這四個(gè)值，怎么操作？array(size=16)'email'=>string'yintx_123@163.com'(length=17)'phone'=>string'456181687'(length=9)'company'=>string'東吳集團(tuán)'(length=12)'name'=>string'孫策'(length=6)array(size=16)'email'=>string'yintx_121@163.com'(length=17)'phone'=>string''(length=0)'company'=>string'蜀漢'(length=6)'name'=>string'劉封'(length=6)