Methods summary
final public
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__construct( )
Static class - cannot be instantiated.
Static class - cannot be instantiated.
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public static
boolean
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checkEncoding( string $s, string $encoding = 'UTF-8' )
Checks if the string is valid for the specified encoding.
Checks if the string is valid for the specified encoding.
Parameters
- $s
string
byte stream to check- $encoding
string
expected encoding Returns
boolean
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public static
string
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fixEncoding( string $s, string $encoding = 'UTF-8' )
Returns correctly encoded string.
Returns correctly encoded string.
Parameters
- $s
string
byte stream to fix- $encoding
string
encoding Returns
string
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public static
string
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chr( integer $code, string $encoding = 'UTF-8' )
Returns a specific character.
Returns a specific character.
Parameters
- $code
integer
codepoint- $encoding
string
encoding Returns
string
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public static
boolean
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startsWith( string $haystack, string $needle )
Starts the $haystack string with the prefix $needle?
Starts the $haystack string with the prefix $needle?
Parameters
- $haystack
string- $needle
string Returns
boolean
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public static
boolean
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endsWith( string $haystack, string $needle )
Ends the $haystack string with the suffix $needle?
Ends the $haystack string with the suffix $needle?
Parameters
- $haystack
string- $needle
string Returns
boolean
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public static
boolean
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contains( string $haystack, string $needle )
Does $haystack contain $needle?
Does $haystack contain $needle?
Parameters
- $haystack
string- $needle
string Returns
boolean
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public static
string
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substring( string $s, integer $start, integer $length = NULL )
Returns a part of UTF-8 string.
Returns a part of UTF-8 string.
Parameters
- $s
string- $start
integer- $length
integer Returns
string
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public static
string
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normalize( string $s )
Removes special controls characters and normalizes line endings and
spaces.
Removes special controls characters and normalizes line endings and
spaces.
Parameters
- $s
string
UTF-8 encoding or 8-bit Returns
string
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public static
string
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toAscii( string $s )
Converts to ASCII.
Parameters
Returns
string
ASCII
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public static
string
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webalize( string $s, string $charlist = NULL, boolean $lower = TRUE )
Converts to web safe characters [a-z0-9-] text.
Converts to web safe characters [a-z0-9-] text.
Parameters
- $s
string
UTF-8 encoding- $charlist
string
allowed characters- $lower
boolean Returns
string
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public static
string
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truncate( string $s, integer $maxLen, string $append = "\xE2\x80\xA6" )
Truncates string to maximal length.
Truncates string to maximal length.
Parameters
- $s
string
UTF-8 encoding- $maxLen
integer- $append
string
UTF-8 encoding Returns
string
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public static
string
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indent( string $s, integer $level = 1, string $chars = "\t" )
Indents the content from the left.
Indents the content from the left.
Parameters
- $s
string
UTF-8 encoding or 8-bit- $level
integer- $chars
string Returns
string
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public static
string
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lower( string $s )
Convert to lower case.
Parameters
Returns
string
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public static
string
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upper( string $s )
Convert to upper case.
Parameters
Returns
string
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public static
string
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firstUpper( string $s )
Convert first character to upper case.
Convert first character to upper case.
Parameters
Returns
string
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public static
string
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capitalize( string $s )
Capitalize string.
Parameters
Returns
string
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public static
boolean
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compare( string $left, string $right, integer $len = NULL )
Case-insensitive compares UTF-8 strings.
Case-insensitive compares UTF-8 strings.
Parameters
- $left
string- $right
string- $len
integer Returns
boolean
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public static
integer
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length( string $s )
Returns UTF-8 string length.
Returns UTF-8 string length.
Parameters
Returns
integer
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public static
string
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trim( string $s, string $charlist = " \t\n\r\0\x0B\xC2\xA0" )
Strips whitespace.
Parameters
- $s
string
UTF-8 encoding- $charlist
string Returns
string
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public static
string
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padLeft( string $s, integer $length, string $pad = ' ' )
Pad a string to a certain length with another string.
Pad a string to a certain length with another string.
Parameters
- $s
string
UTF-8 encoding- $length
integer- $pad
string Returns
string
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public static
string
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padRight( string $s, integer $length, string $pad = ' ' )
Pad a string to a certain length with another string.
Pad a string to a certain length with another string.
Parameters
- $s
string
UTF-8 encoding- $length
integer- $pad
string Returns
string
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public static
string
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reverse( string $s )
Reverse string.
Parameters
Returns
string
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public static
string
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random( integer $length = 10, string $charlist = '0-9a-z' )
Generate random string.
Parameters
- $length
integer- $charlist
string Returns
string
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public static
array
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split( string $subject, string $pattern, integer $flags = 0 )
Splits string by a regular expression.
Splits string by a regular expression.
Parameters
- $subject
string- $pattern
string- $flags
integer Returns
array
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public static
mixed
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match( string $subject, string $pattern, integer $flags = 0, integer $offset = 0 )
Performs a regular expression match.
Performs a regular expression match.
Parameters
- $subject
string- $pattern
string- $flags
integer
can be PREG_OFFSET_CAPTURE (returned in bytes)- $offset
integer
offset in bytes Returns
mixed
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public static
array
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matchAll( string $subject, string $pattern, integer $flags = 0, integer $offset = 0 )
Performs a global regular expression match.
Performs a global regular expression match.
Parameters
- $subject
string- $pattern
string- $flags
integer
can be PREG_OFFSET_CAPTURE (returned in bytes); PREG_SET_ORDER is default- $offset
integer
offset in bytes Returns
array
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public static
string
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replace( string $subject, string|array $pattern, string|callable $replacement = NULL, integer $limit = -1 )
Perform a regular expression search and replace.
Perform a regular expression search and replace.
Parameters
- $subject
string- $pattern
string|array- $replacement
string|callable- $limit
integer Returns
string
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