함수 substr until()

substr_until

1 Bash

haystack='hello world'
needle='ll'
echo ${haystack%%$needle*}$needle
# hell
needle='l'
echo ${haystack%%$needle*}$needle
# hel
needle='x'
echo ${haystack%%$needle*}$needle
# hello worldx

2 PHP

function substr_until($needle, $haystack) { return ($pos=strpos($haystack,$needle))? substr($haystack,0,$pos).$needle : false; }

echo substr_until('ll', 'hello world');
echo substr_until('l', 'hello world');
echo substr_until('x', 'hello world'); // bool(false)
# hell
# hel
#

3 같이 보기

• 함수 substr_after
• 함수 substr_before
• 함수 substr_from
• 함수 substr
• PHP 함수 substr after, before, from, until