chr(): Return a specific character
Return a specific character
The ascii code.
Ex.
<?php
$str = "o/p of function: ";
$str .= "--".chr(98)."--";
.. |
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chunk_split():Split a string into smaller chunks
Split a string into smaller chunks
string chunk_split ( string $str [, int $chunklength = 76 [, string $end = "rn" ]] )
string chunk_split ( 'The string to be chunked.','The chunk length.. |
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count_chars(): Return information about characters used in a string
Return information about characters used in a string
count_chars ( string $string [, int $mode = 0 ] )
count_chars ( 'The examined string', 'See return values' )
Ex:
<?php
$data .. |
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crc32(),md5(),sha1()
crc32(): Calculates the crc32 polynomial of a string
sha1():Calculate the sha1 hash of a string
<?php
$val = crc32("Pankaj Raghuwanshi");
echo $val;
echo "<br>&quo.. |
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explode() Split a string into Array
explode() Split a string into Array
array explode ( [string $delimiter] , [string $string] , [int $limit] )
EX:
<?php
$strng = 'a|bb|ccc|dddd';
print_r(explode('|', $strng));
e.. |
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htmlentities():Convert all applicable characters to HTML entities
string htmlentities ([string $string ], [int $quote_style] , [string $charset])
quote_style
ENT_NOQUOTES Will leave both double and single quotes unconverted.
ENT_QUOTES &nbs.. |
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htmlspecialchars():Convert special characters to HTML entities
string htmlspecialchars ( [string $string], [int $quote_style], [string $charset], [bool $double_encode = true] )
'>' (greater than) becomes '>'
'<' (less than) becomes '<'
.. |
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htmlspecialchars_decode():Convert special HTML entities back to characters
htmlspecialchars_decode():Convert special HTML entities back to characters
string htmlspecialchars_decode(string $string,int $quote_style)
quote_style
ENT_QUOTES Will convert both d.. |
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html_entity_decode():Convert all HTML entities to their applicable characters
string html_entity_decode ( string $str, int $quoteStyle, string $charset )
str is: any type string
quoteStyle are:
ENT_NOQUOTES Will leave both double and single quotes unconvert.. |
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implode():Array elements convert into a string
string implode ( [string $glue] , [array $pieces] )
Return a string value
<?php
$array = array('Somesh', 'Birjesh', 'Raju');
$val = implode(":.. |
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number_format(number,decimals,decimalpoint,separator)
number_format(number,decimals,decimalpoint,separator)
number:Be formatted.
decimals:For how many decimals place(Optional).
decimalpoint: decimal indicator(Optional).
separator: Default value is&qu.. |
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String Formating Functions
lcfirst( string $string ): First character of string in lowercase
ucfirst(string $string): First character of string in uppercase
ucwords(string $str): Returns a string with the first character of e.. |
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strip_tags()
Mostly this function is use in front end of website when we fill the form this function Strip HTML and PHP tags from a string
string strip_tags ( [string $str], [string $allowable_tags] )
we can und.. |
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strpos() and stripos()
int strpos ( [string $mystring] , [mixed $findme], [int $offset] )
return position of first occurrence of a string
Note: counting start from '0'.
<?php
$strng = 'my job is account teache.. |
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strstr():Finds the first occurrence of a string
string strstr ( string str, string needle )
string stristr ( string str, string needle )
Ex.
<?
$url = "www.xxx.com";
$domain = strstr ($url, ".");
echo $domain;
?>
.. |
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substr(): Returns a piece of a string
string substr ( string string, int start [, int length] )
<?PHP
$str= "Hello, how are you today? I am fine!";
if (strlen ($str) >= 30){
echo substr ($str,0.. |
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substr_count()
Counts the number of substring occurrences
php program
function searchtext ($haystack, $needle){
if (substr_count ($haystack, $needle) == 0){
&nb.. |
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substr_replace(): Replaces text within a portion of a string
Replacing Substrings
string substr_replace ( string str, string replacmnt, int start [, int len] )
replace the entire instance (say, by changing the ever-so-clichéd "Hello World!".. |
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