문자열 슬라이스 php
코드 예제
substr()php
<?php
echo substr('abcdef', 1); // bcdef
echo substr('abcdef', 1, 3); // bcd
echo substr('abcdef', 0, 4); // abcd
echo substr('abcdef', 0, 8); // abcdef
echo substr('abcdef', -1, 1); // f
// Accessing single characters in a string
// can also be achieved using "square brackets"
$string = 'abcdef';
echo $string[0]; // a
echo $string[3]; // d
echo $string[strlen($string)-1]; // f
?>
//substr() function returns certain bits of a string php 를 사용하여 문자열에서 10 자 가져 오기
$return_string = substr("Hi i am returning first 10 characters.", 0, 10);
Output:
"Hi i am re"php 배열 슬라이스
// array_slice($array, $offset, $length)
$array = array(1,2,3,4,5,6);
// positive $offset: an offset from the begining of array
print_r(array_slice($array, 2)); // [3,4,5,6]
// negative $offset: an offset from the end of array
print_r(array_slice($array, -2)); // [5,6]
// positive $length: the slicing will stop $length elements
// from offset
print_r(array_slice($array, 2, 3)); // [3,4,5]
// negative $length: the slicing will stop $length elements
// from the end of array
print_r(array_slice($array, 2, -3)); // [3]php 트림 문자열 길이
<?php
echo substr('abcdef', 1); // bcdef
echo substr('abcdef', 1, 3); // bcd
echo substr('abcdef', 0, 4); // abcd
echo substr('abcdef', 0, 8); // abcdef
echo substr('abcdef', -1, 1); // f
// Accessing single characters in a string
// can also be achieved using "square brackets"
$string = 'abcdef';비슷한 페이지
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