PHP – asort() Function
The PHP asort() function sorts an associative array in ascending order, according to the value.
PHP – atan() Function
The PHP atan() function returns the arc tangent of arg as a numeric value between -Pi/2 and Pi/2 radians.
PHP – atan2() Function
The PHP atan2() function returns the arc tangent of y/x, in radians, where x and y are the coordinates of a point (x,y).
PHP – base_convert() Function
The PHP base_convert() function converts a number from one number base to another.
PHP – break Keyword
The PHP break keyword is used to break out of for loops, foreach loops, while loops, do… while loops, and switch conditions.
PHP – cal_days_in_month() Function
The PHP cal_days_in_month() function returns the number of days in a month for a specified year and calendar.
PHP – cal_from_jd() Function
The PHP cal_from_jd() function converts a Julian Day Count into a date of a specified calendar.
PHP – cal_info() Function
The PHP cal_info() function returns information about a specified calendar, or all calendars If the calendar parameter is omitted.
PHP – cal_to_jd() Function
The PHP cal_to_jd() function converts a date in a specified calendar to Julian Day Count.
PHP – callable Keyword
The PHP callable keyword is used to force a function argument to be a reference to a function.
PHP – case Keyword
The PHP case keyword is used to jump to a line of code when an expression has a specific value in a switch conditional.
PHP – catch Keyword
The PHP catch keyword is used to handle exceptions that are thrown by the code in a preceding try block.
PHP – ceil() Function
The PHP ceil() function rounds a number up to the nearest integer if necessary.
PHP – checkdate() Function
The PHP checkdate() function is used to check if a Gregorian date is valid.
PHP – checkdnsrr() Function
The PHP checkdnsrr() function checks DNS records for type corresponding to host, and can be used to check our DNS record to verify a domain’s existence.