$s = '# 123 456
erhrthryh
ergetgrthrh
sdfwrgerg
# abc def
sfsdfsdf
sdvgegbke
wvhwerkgherg ';
echo preg_replace("/#\s*?123.*?#.*?\n/s","",$s);
erhrthryh
ergetgrthrh
sdfwrgerg
# abc def
sfsdfsdf
sdvgegbke
wvhwerkgherg ';
echo preg_replace("/#\s*?123.*?#.*?\n/s","",$s);
解决方案 »
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