PHP Manual
Function Reference
Date and Time Related Extensions
Date/Time
Date/Time Functions
checkdate
date_add
date_create_from_format
date_create_immutable_from_format
date_create_immutable
date_create
date_date_set
date_default_timezone_get
date_default_timezone_set
date_diff
date_format
date_get_last_errors
date_interval_create_from_date_string
date_interval_format
date_isodate_set
date_modify
date_offset_get
date_parse_from_format
date_parse
date_sub
date_sun_info
date_sunrise
date_sunset
date_time_set
date_timestamp_get
date_timestamp_set
date_timezone_get
date_timezone_set
date
getdate
gettimeofday
gmdate
gmmktime
gmstrftime
idate
localtime
microtime
mktime
strftime
strptime
strtotime
time
timezone_abbreviations_list
timezone_identifiers_list
timezone_location_get
timezone_name_from_abbr
timezone_name_get
timezone_offset_get
timezone_open
timezone_transitions_get
timezone_version_get
date_parse
date_sun_info
Date/Time Functions
PHP Manual
date_sub
Alias of
DateTime::sub
Description
This function is an alias of:
DateTime::sub