sstring.h
/**
	 * Trim len characters from the beginning of the string.
	 */
Trim len characters from the beginning of the string.
Trim len characters from the beginning of the string .
void trimBegin(size_t len) {
		assert_leq(len, len_);
		if(len == len_) {
			len_ = 0; return;
		}
		for(size_t i = 0; i < len_-len; i++) {
			cs_[i] = cs_[i+len];
		}
		len_ -= len;
	}
void trimBegin ( size_t len ) { assert_leq ( len , len_ ) ; if ( len == len_ ) { len_ = 0 ; return ; } for ( size_t i = 0 ; i < len_ - len ; i ++ ) { cs_ [ i ] = cs_ [ i + len ] ; } len_ -= len ; }
Trim len characters from the beginning of the string.
Trim len characters from the beginning of the string .