숫자만 입력받기 예제
[code]<tr>
<th scope="row"><label for="wr_1"><span class="sound_only">번호입력</span><i class="fa fa-address-card" aria-hidden="true"></i> 번호입력</label></th>
<td><input type="text" name="wr_1" value="<?php echo $wr_1 ?>" id="wr_1" required class="frm_input required" size="50" maxlength="4" placeholder="차량번호"onkeydown='return onlyNumber(event)' onkeyup='removeChar(event)' style='ime-mode:disabled;'> 숫자 4자리만 써주세요.</td>
</tr>
<script>
function onlyNumber(event){
event = event || window.event;
var keyID = (event.which) ? event.which : event.keyCode;
if ( (keyID >= 48 && keyID <= 57) || (keyID >= 96 && keyID <= 105) || keyID == 8 || keyID == 46 || keyID == 37 || keyID == 39 )
return;
else
return false;
}
function removeChar(event) {
event = event || window.event;
var keyID = (event.which) ? event.which : event.keyCode;
if ( keyID == 8 || keyID == 46 || keyID == 37 || keyID == 39 )
return;
else
event.target.value = event.target.value.replace(/[^0-9]/g, "");
}
</script>[/code]