date of birth in php

Local Test Cases: # there can be no spaces on either side of the equal sign, before the error has been out here yesterday= ' date-d last-day +%y-%m-%d ' echo $yesterday curday= ' Date +%y-%m-%d ' echo $curday echo "Now time: ' Date ' +%y%m%d%T '"

Example 1 The code is as follows:Copy code Function getAge ($ birthday ){$ Age = 0;$ Year = $ month = $ day = 0;If (is_array ($ birthday )){Extract ($ birthday );} Else {If (strpos ($ birthday ,'-')! = False ){List ($ year, $ month, $ day) =

/** * @param $birthday Birth date (1992-1-3) * @return string Age */function countage ($birthday) { $year =date (' Y '); $month =date (' m '); if (substr ($month, 0,1) ==0) { $month =substr ($month, 1); } $day =date (' d ');

Very comprehensive PHP date-time Operations Summary, PHP date Summary Before the example is explained, let's introduce several core functions:Mktime functionThe Mktime () function returns a Unix timestamp for a date.The parameter always represents

My MySQL data sheet person has an ID number field, which I want to sort by the date of birth, which is the seventh to 14th field in the ID number. The focus is on sorting. The CREATE statement for the person table is as follows: $persql = "CREATE

This article focuses on php date and time operations, involving a comprehensive range of knowledge points. if you are interested, you can refer to the example to introduce several core functions: Mktime function The mktime () function returns the

PHP queries mysql. according to the ID card field, sort by date of birth. my mysql data table "person" contains an ID card number field, that is, sort by the seventh to 14th fields in the ID card number. The focus is sorting. The statement for

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This article mainly sorts out the related content about the date and time calculation of php, which involves comprehensive knowledge points. If you are interested, please refer to it. This article mainly sorts out the related content about the date

Php date and time knowledge ,. Php date, time-related knowledge, unix timestamp: the number of seconds that have elapsed since, January 1, January 1, 1970 to the current time. 1. convert a date to a UNIX timestamp mktime (): you can automatically