A neater way within ksh is to slice the variable and it doesn't spawn a new process. If you know that "te" is to be removed from the begginning and "Id" from the end then it's simply like Scrutinizer wrote:-
however if you just want to trim any two leawding and trailing characters you need to use the wildcard ?:-
Hello,
I have a korn shell string variable
str1 = "A,B,Z"
I would like to create another korn shell string variable
str2 = "letter = 'A' or letter = 'B' or letter = 'Z' "
Please help!
Thanks in advance
an UNIX newbie! (13 Replies)
Hey Guys,
Right i know how to alter a word to begin with a capital letter, i know how to remove unwanted characters and replace them with the relevant character however i don't now if there is a way to do them all in one line.
Code:
echo -n ${string:0:1} | tr a-z A-Z #convert first letter... (4 Replies)
I use otool on OS X to figure out the shared libraries that a binary uses. I run this command:
otool -L /Applications/Vidnik\ 0.13.0/Vidnik.app/Contents/MacOS/Vidnik
And it returns an output similar to this:
/Applications/Vidnik 0.13.0/Vidnik.app/Contents/MacOS/Vidnik:... (10 Replies)
Hi,
I have the string like this ". Start : 06:53:11 - MON JUL 05, 2010"
I need to print the part "06:53:11 - MON JUL 05, 2010"
How i can do this?
Thanks,
Lenova (2 Replies)
Write a shell program to display the position of the right - most character in a given input string.
Example :
Input : RAHUL
Output : L is in the 5th position
also tell me how to count length of string and how to find the position of specific character in left most side. (1 Reply)
Write a shell program to display the position of the right - most character in a given input string.
Example :
Input : RAHUL
Output : L is in the 5th position
also tell me how to count length of string and how to find the position of specific character in left most side.
Homework... (0 Replies)
I want to do the next
"I don't want to go school
because I'm sick today."
I want to join these two line but only when the first line is not more than 20 characters
and ended whit nothing or a comma and the second line not more than 15.
The 20 and the 15 can be change in the script.
I know... (10 Replies)
Hello
Could you help with small script:
How to split string X1 into 3 string
String X1 can have 1 or many strings
X1='A1:B1:C1:D1:A2:B2:C2:D2:A3:B3:C3:D3'
This is output which I want to have:
Z1='A1:B1:C1:D1'
Z2='A2:B2:C2:D2'
Z3='A3:B3:C3:D3' (5 Replies)
i have a string that am looking to extract all characters following 3 consecutiv numbers.
Example my string is J1705PEAN038TDMN, i need to get TDMN
My string can have multiple 3 consecutive numbers, i need what follows last occurance (9 Replies)
Discussion started by: gigagigosu
9 Replies
LEARN ABOUT PHP
boolval
BOOLVAL(3) 1 BOOLVAL(3)boolval - Get the boolean value of a variableSYNOPSIS
boolean boolval (mixed $var)
DESCRIPTION
Returns the boolean value of $var.
PARAMETERS
o $var
- The scalar value being converted to a boolean.
RETURN VALUES
The boolean value of $var.
EXAMPLES
Example #1
boolval(3) examples
<?php
echo '0: '.(boolval(0) ? 'true' : 'false')."
";
echo '42: '.(boolval(42) ? 'true' : 'false')."
";
echo '0.0: '.(boolval(0.0) ? 'true' : 'false')."
";
echo '4.2: '.(boolval(4.2) ? 'true' : 'false')."
";
echo '"": '.(boolval("") ? 'true' : 'false')."
";
echo '"string": '.(boolval("string") ? 'true' : 'false')."
";
echo '"0": '.(boolval("0") ? 'true' : 'false')."
";
echo '"1": '.(boolval("1") ? 'true' : 'false')."
";
echo '[1, 2]: '.(boolval([1, 2]) ? 'true' : 'false')."
";
echo '[]: '.(boolval([]) ? 'true' : 'false')."
";
echo 'stdClass: '.(boolval(new stdClass) ? 'true' : 'false')."
";
?>
The above example will output:
0: false
42: true
0.0: false
4.2: true
"": false
"string": true
"0": false
"1": true
[1, 2]: true
[]: false
stdClass: true
SEE ALSO floatval(3), intval(3), strval(3), settype(3), is_bool(3), Type juggling.
PHP Documentation Group BOOLVAL(3)