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Function of erag and eragi and solution of deprecated warnings.

PHP Function ereg():

Syntax

int ereg(string pattern, string originalstring, [array regs]);

Definition and Usage

The ereg() function searches a string specified by string for a string specified by pattern, returning true if the pattern is found, and false otherwise. The search is case sensitive in regard to alphabetical characters.

The optional input parameter regs contains an array of all matched expressions that were grouped by parentheses in the regular expression.

Return Value

• It returns true if the pattern is found, and false otherwise.

Example

Following is the piece of code, copy and paste this code into a file and verify the result.

"; } else { echo "Could not found a .com "; } $retval = ereg(("(\.)(com$)"), $email_id, $regs); if( $retval == true ) { echo "Found a .com and reg = ". $regs[0]; } else { echo "Could not found a .com"; } ?>

This will produce following result

Found a .com Found a .com and reg = .com

PHP Function eregi()

Syntax

int eregi(string pattern, string string, [array regs]);

Definition and Usage

The eregi() function searches throughout a string specified by pattern for a string specified by string. The search is not case sensitive. Eregi() can be particularly useful when checking the validity of strings, such as passwords.

The optional input parameter regs contains an array of all matched expressions that were grouped by parentheses in the regular expression.

Return Value

• It returns true if the pattern is validated, and false otherwise.

Example

Following is the piece of code, copy and paste this code into a file and verify the result.

This will produce following result

Invalid password! Passwords must be from 8 - 10 chars

warnings and solutions:-

function ereg() is deprecated:

solution: ereg() is replace into preg_match and add "/" at start and end.
 otherwise use "~"
exp:-

 if (!preg_match("/^<([a-zA-Z1-9]{1,$maxElem}) *(.*)>$/", $p_tag, $reg)) return false;

eragi_replace into preg_replace.

otherwise simply call this function in your page :-

error_reporting(E_ALL & ~E_NOTICE & ~E_DEPRECATED);

 

 

Format Date Fields Using MySQL DATE_FORMAT()

MySQL DATE_FORMAT() Example

DATE_FORMAT(NOW(),'%W, %M %e, %Y @ %h:%i %p')
#yields 'Sunday, September 20, 2008 @ 12:45 PM'

MySQL DATE_FORMAT() Letter Representations

Specifier	Description
%a	Abbreviated weekday name (Sun..Sat)
%b	Abbreviated month name (Jan..Dec)
%c	Month, numeric (0..12)
%D	Day of the month with English suffix (0th, 1st, 2nd, 3rd, …)
%d	Day of the month, numeric (00..31)
%e	Day of the month, numeric (0..31)
%f	Microseconds (000000..999999)
%H	Hour (00..23)
%h	Hour (01..12)
%I	Hour (01..12)
%i	Minutes, numeric (00..59)
%j	Day of year (001..366)
%k	Hour (0..23)
%l	Hour (1..12)
%M	Month name (January..December)
%m	Month, numeric (00..12)
%p	AM or PM
%r	Time, 12-hour (hh:mm:ss followed by AM or PM)
%S	Seconds (00..59)
%s	Seconds (00..59)
%T	Time, 24-hour (hh:mm:ss)
%U	Week (00..53), where Sunday is the first day of the week
%u	Week (00..53), where Monday is the first day of the week
%V	Week (01..53), where Sunday is the first day of the week; used with %X
%v	Week (01..53), where Monday is the first day of the week; used with %x
%W	Weekday name (Sunday..Saturday)
%w	Day of the week (0=Sunday..6=Saturday)
%X	Year for the week where Sunday is the first day of the week, numeric, four digits; used with %V
%x	Year for the week, where Monday is the first day of the week, numeric, four digits; used with %v
%Y	Year, numeric, four digits
%y	Year, numeric (two digits)
%%	A literal “%” character
%x	x, for any “x” not listed above

Javascript Char Codes (Key Codes) - Cambia Research

Javascript Char Codes (Key Codes) - Cambia Rese

Key Code backspace 8 tab 9 enter 13 shift 16 ctrl 17 alt 18 pause/break 19 caps lock 20 escape 27 page up 33 page down 34 end 35 home 36 left arrow 37 up arrow 38 right arrow 39 down arrow 40 insert 45 delete 46 0 48 1 49 2 50 3 51 4 52 5 53 6 54 7 55 8 56 9 57 a 65 b 66 c 67 d 68

Key Code e 69 f 70 g 71 h 72 i 73 j 74 k 75 l 76 m 77 n 78 o 79 p 80 q 81 r 82 s 83 t 84 u 85 v 86 w 87 x 88 y 89 z 90 left window key 91 right window key 92 select key 93 numpad 0 96 numpad 1 97 numpad 2 98 numpad 3 99 numpad 4 100 numpad 5 101 numpad 6 102 numpad 7 103

Key Code numpad 8 104 numpad 9 105 multiply 106 add 107 subtract 109 decimal point 110 divide 111 f1 112 f2 113 f3 114 f4 115 f5 116 f6 117 f7 118 f8 119 f9 120 f10 121 f11 122 f12 123 num lock 144 scroll lock 145 semi-colon 186 equal sign 187 comma 188 dash 189 period 190 forward slash 191 grave accent 192 open bracket 219 back slash 220 close braket 221 single quote 222

arch

example of coding in javascript:

function isNumberKey(evt) { var charCode = (evt.which) ? evt.which : event.keyCode if (charCode != 46 && charCode > 31 && (charCode < 48 || charCode > 57)) return false; return true; } In html call like this function :  onkeypress="return isNumberKey(event);"