Hi there!
I'm trying to validate a simple 6 digits number with reg expr. I ONLY want 6 digits so when i type 7 digits the script should no validate the number.
I've write this code:
#!/usr/bin/perl
while(<STDIN>){
if($_=~/\d{6}/){
print "Bingo!\n";
... (2 Replies)
Hi Everyone,
a.txt
1272904667;1272904737;1
1272904747;1272904819;1
1272904810;1272904857;1
1272904889;1272904926;1
1272905399;1272905406;1
1272905411;1272905422;1
if i want to get the record, when the a.txt 1st field is between 1272904749 and 1272905399, any simple way by using awk,... (1 Reply)
Hi All.
I have a file that has an ID Number field....some of the ID Numbers are actual SSNs. ...does anyone know the range that SSNs may be...this is what I have found so far poking around SSN info sites....
greater than 001-01-0000 and less than 770-00-0000. Does anyone know this to be... (1 Reply)
out of a range of numbers, how can i pick out the number that is the closest to any arbitrary/random number that a user supplies?
say the range of numbers are between 1 - 90000. but that doesn't mean each number exist between 1 - 90000. the range of numbers could be for example:
1, 3, 4, 6,... (6 Replies)
Is there a way to create a loop that will output number starting from 0.1 to 10.0
0.1
0.2
0.3
0.4
0.5
..
...
10.0
This is what i tried.
for i in {1..50}; do printf -v i '%02d' $i ; echo "$i"; done
That will print
01
02
03
..
..
50 (9 Replies)
Is it possible to test against a varible within a ranges in a if statement.
ex.
if ];then
echo "not in range"
else
echo "number within range"
fi (8 Replies)
Hi
I want to get all numbers if number range is given as input.
Eg:
INPUT FILE
100-105
107
108-112
OUTPUT REQUIRED:
100 101 102 103 104 105
107
108 109 110 111 112
How can I do it using shell? :confused:
Thanks in advance. (11 Replies)
Hi there I am trying to generate a random number between 40 and 70 using the shell here is my code so far and it keeps going above 70. all help much appreciated!
comp=$(( RANDOM%70+40 ))
echo $comp (4 Replies)
Trying to use SED to replace numbers that fall into a range but can't seem to get the logic to work and am wondering if SED will do this. I have a file with the following numbers
3
26
20
5. For the numbers that are greater than zero and less than 25, SED would add the word range after the... (7 Replies)
I have 100k data like this bellow , i want to group data to range
171
172
173
174
175
176
179
182
183
187
188
189
1900
1901
1903
1904
1905
1906 (10 Replies)
Discussion started by: before4
10 Replies
LEARN ABOUT PHP
ctype_alnum
CTYPE_ALNUM(3) 1 CTYPE_ALNUM(3)ctype_alnum - Check for alphanumeric character(s)SYNOPSIS
bool ctype_alnum (string $text)
DESCRIPTION
Checks if all of the characters in the provided string, $text, are alphanumeric.
PARAMETERS
o $text
- The tested string.
RETURN VALUES
Returns TRUE if every character in $text is either a letter or a digit, FALSE otherwise.
EXAMPLES
Example #1
A ctype_alnum(3) example (using the default locale)
<?php
$strings = array('AbCd1zyZ9', 'foo!#$bar');
foreach ($strings as $testcase) {
if (ctype_alnum($testcase)) {
echo "The string $testcase consists of all letters or digits.
";
} else {
echo "The string $testcase does not consist of all letters or digits.
";
}
}
?>
The above example will output:
The string AbCd1zyZ9 consists of all letters or digits.
The string foo!#$bar does not consist of all letters or digits.
NOTES
Note
If an integer between -128 and 255 inclusive is provided, it is interpreted as the ASCII value of a single character (negative val-
ues have 256 added in order to allow characters in the Extended ASCII range). Any other integer is interpreted as a string contain-
ing the decimal digits of the integer.
SEE ALSO ctype_alpha(3), ctype_digit(3), setlocale(3).
PHP Documentation Group CTYPE_ALNUM(3)