Basic String Functions | |
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chr() | |
string chr(int $iAscii) | |
This function returns a string with a single character in it that is the ascii character equivalent of integer value $iAscii. | |
Argument | Description |
int $iAscii | This is the integer value of the ascii character. |
count_chars() | |
various count_chars(string $sOriginal, integer $iMode = 0) | |
This function returns the number of occurrences of each character byte value (0-255) in the $sOriginal string or a variant of that, depending on $iMode as follows:
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Argument | Description |
string $sOriginal | This is the original string that is being analyzed. |
int $iMode | This is the mode; its values and effects are described above. |
ord() | |
int ord(string $sAsciiChar) | |
This function returns the numeric ASCII value of the first character of $sAsciiChar. | |
Argument | Description |
string $sAsciiChar | This is a string that will be converted. |
str_repeat() | |
string str_repeat(string $sOriginal, integer $iTimes) | |
This function returns a string that contains the string $sOriginal repeated $iTimes. | |
Argument | Description |
string $sOriginal | This is the original string that is being repeated. |
int $iTimes | This is the number of times that the string is repeated. |
str_shuffle() | |
string str_shuffle(string $sOriginal) | |
This function returns a string that contains a permutation of the characters of the string $sOriginal. | |
Argument | Description |
string $sOriginal | This is the original string that is being shuffled. |
str_word_count() | |
various str_word_count(string $sOriginal, integer $iMode = 0, string $sCharSet = "") | |
This function returns the number of words in the string $sOriginal, depending on $iMode as follows:
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Argument | Description |
string $sOriginal | This is the original string that is being analyzed. |
int $iMode | This is the mode; its values and effects are described above. |
string $sCharSet | This is a set of characters that are consider part of a word, in addition to the letters characters. |
strlen() | |
integer strlen(string $sString) | |
This function returns the number of characters in the string $sString.. | |
Argument | Description |
string $sString | This is a string that will be measured. |
strrev() | |
string strrev(string $sOriginal) | |
This function returns a string of the character in string $sOriginal in the reverse order. | |
Argument | Description |
string $sOriginal | This is the original string that is being reversed. |
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