我有这样的收藏品，
"machine" : [
{
"machine_name" : "C",
"machine_type" : "Analog",
"tonnage" : "53",
"indicator" : "asd",
"specification" : {
"list_of_specification" : "dsfd"
},
"required_software" : "wer",
"version" : "3.3",
"price" : "10000",
"warranty_period" : "2 years",
"amc_charge" : "6000",
"machine_identification_number" : "fd",
"software" : {
"renewal_cost" : "df",
"current_version" : "df",
"installed_date" : "02/28/2017",
"end_date" : "03/07/2017",
"software_type" : "df",
"updates" : {
"version" : "df",
"updated_by" : "df",
"updated_on" : "03/08/2017",
"end_date" : "03/07/2017"
}
},
"stamping" : {
"next_stamping_date" : "02/21/2017",
"last_stamping_date" : "03/01/2017",
"stamping_details" : {
"stamped_on" : "02/21/2017",
"stamped_by" : "df",
"comments" : "fd"
}
},
"amc" : {
"amc_cost" : "f",
"next_renewal_date" : "03/07/2017",
"last_renewed_date" : "03/06/2017",
"amc_paid" : {
"amc_paid_date" : "02/21/2017",
"amc_valid_upto" : "02/13/2017"
}
},
"operator" : {
"operator_id" : "df",
"operator_name" : "df",
"phone_number" : "df",
"mail_id" : "df",
"timing" : "df"
},
"payment" : {
"payment_id" : "df",
"payment_amount" : "df",
"payment_date" : "03/07/2017",
"payment_comments" : "df",
"payment_type" : "cdf"
}
},
{
"machine_name" : "B",
"machine_type" : "Digital",
"tonnage" : "40",
"indicator" : "sdasd",
"specification" : {
"list_of_specification" : "sds"
},
"required_software" : "wer",
"version" : "2.31",
"price" : "30000",
"warranty_period" : "2 year",
"amc_charge" : "5000",
"machine_identification_number" : "a",
"software" : {
"renewal_cost" : "8900",
"current_version" : "12",
"installed_date" : "02/22/2017",
"end_date" : "02/22/2017",
"software_type" : "as",
"updates" : {
"version" : "d",
"updated_by" : "d",
"updated_on" : "03/09/2017",
"end_date" : "02/22/2017"
}
},
"stamping" : {
"next_stamping_date" : "02/22/2017",
"last_stamping_date" : "02/14/2017",
"stamping_details" : {
"stamped_on" : "03/01/2017",
"stamped_by" : "",
"comments" : "fd"
}
},
"amc" : {
"amc_cost" : "df",
"next_renewal_date" : "03/05/2017",
"last_renewed_date" : "02/27/2017",
"amc_paid" : {
"amc_paid_date" : "03/07/2017",
"amc_valid_upto" : "02/21/2017"
}
},
"operator" : {
"operator_id" : "df",
"operator_name" : "df",
"phone_number" : "9865978452",
"mail_id" : "sugan",
"timing" : "df"
},
"payment" : {
"payment_id" : "as",
"payment_amount" : "",
"payment_date" : "03/01/2017",
"payment_comments" : "",
"payment_type" : ""
}
}
]
如何使用MongoDB Codeigniter更新文本框中的单个数组值？
答案 0 :(得分：0)
我通过使用以下查询得到了这个问题的答案....
$ this-＆gt; mongo_db-＆gt; where（array（＆＃34; machine.machine_identification_number＆＃34; =＆gt; $ machine_identification_number）） - ＆gt; set（＆＃34; machine。$＆＃34;， $数据） - ＆GT;更新（＆＃39;顾客＆＃39）;