[자바스크립트] 숫자만 입력받기 , 한글입력노, 등등..
http://blog.naver.com/ap570/120001986843 ====================================================================================== <SCRIPT LANGUAGE=javascript> <!-- function check() { val = document.frm.pcs_num.value; new_val = ''; for(i=0;i<val.length;i++) { char = val.substring(i,i+1); if (char < '0' || char > '9') { alert('숫자만....'); document.frm.pcs_num.value = new_val;..