<?php
$dynamicstring = 'שָׁמַיִם';
$newstring2 = preg_replace('/\p{Mn}/u', '', $dynamicstring);
// your code goes here
PD9waHAKCiRkeW5hbWljc3RyaW5nID0gJ9ep14HWuNee1rfXmda0150nOwokbmV3c3RyaW5nMiA9IHByZWdfcmVwbGFjZSgnL1xwe01ufS91JywgJycsICRkeW5hbWljc3RyaW5nKTsKdmFyX2R1bXAoJG5ld3N0cmluZzIpOwoKLy8geW91ciBjb2RlIGdvZXMgaGVyZQ==