11-30-2007
sed related query
Hi
I have a file which looks like this
//string = "abcd"; //info
//string = "*pqrs"; //add
string = "#123"; //sub
//string = "#1234567890"
data = check(string)
//string = "#1234567890"
I want to modify this as
string = "#987"; //mult
data = check(string)
How do i do that?
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STRCSPN(3) 1 STRCSPN(3)
strcspn - Find length of initial segment not matching mask
SYNOPSIS
int strcspn (string $str1, string $str2, [int $start], [int $length])
DESCRIPTION
Returns the length of the initial segment of $str1 which does not contain any of the characters in $str2.
PARAMETERS
o $str1
- The first string.
o $str2
- The second string.
o $start
- The start position of the string to examine.
o $length
- The length of the string to examine.
RETURN VALUES
Returns the length of the segment as an integer.
EXAMPLES
Example #1
strcspn(3) example
<?php
$a = strcspn('abcd', 'apple');
$b = strcspn('abcd', 'banana');
$c = strcspn('hello', 'l');
$d = strcspn('hello', 'world');
var_dump($a);
var_dump($b);
var_dump($c);
var_dump($d);
?>
The above example will output:
int(0)
int(0)
int(2)
int(2)
NOTES
Note
This function is binary-safe.
SEE ALSO
strspn(3).
PHP Documentation Group STRCSPN(3)