| Date post: | 02-Jun-2018 |
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PHP
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chr()
The chr() function returns a character from thespecified ASCII value.
Syntax:
chr(ascii)
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Example
Output:
5
A
d
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ord()
The ord() function returns the ASCII value ofthe first character of a string.
Syntax:
ord(string)
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Example
Output:
97
97
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strtolower()
This function converts the string to lower case.
Syntax:
strtolower(string);
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Example
Output:
hello bca 3 sem
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strtoupper()
This function converts the string to upper case.
Syntax:
strtoupper();
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ltrim()
The ltrim() function is used to remove whitespaces or other predefined characters form
the left side of the string.
Syntax:
The ltrim() function is used to remove white spaces or other predefined characters form the left side of the string.
ltrim(string_name, char_list)
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Example
Output:
Hello BCA 3 Sem
Hello BCA 3 Sem
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Example
Output:
Hello BCA 3 Sem
Hello BCA 3 S
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trim()
The trim() function is used to remove the whitespaces and other predefined characters from the left
and right sides of a string.
Syntax:
trim(string_name, char_list)
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Example
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strcmp()
The strcmp() function is used to compare two strings.
Syntax:
This function returns:
0 - if the two strings are equal
0 - if string1 is greater than string2
strcmp(string1, string2)
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Example
0 -4 4
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strcasecmp()
The strcasecmp() function is used to compare two casesensitive strings.
Syntax:
This function returns:0 - if the two strings are equal
0 - if string1 is greater than string2
strcasecmp(string1, string2)
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Example 0 -4 4
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strpos()
The strpos() function returns the position of the first
occurrence of a string inside another string.
Syntax:
strpos(string,find,start)
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Example
6
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Example
1
7
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Example
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stristr()
The stristr() function searches for the first occurrence
of a string inside another string.
Syntax:
stristr(string,search)
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Example
atmiy
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str_replace()
The str_replace() function replaces some characters
with some other characters in a string.
Syntax:
E l
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ExampleAtmiya Rajkot
Replacements=1
Array ( [0] => one [1] => two [2] => four )
t ()
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strrev()
The strrev() function is used to reverse a string.
Syntax:
strrev(main_string)
E l
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Example
egelloC ayimtA
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Questions?
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