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<form id="quand" action="">
<div>
<strong>Saisissez votre date sous la forme jj-mm-aaaa</strong>
<p>
<input name="j" type="text" size="1" maxlength="2" />
<input name="m" type="text" size="1" maxlength="2" />
<input name="a" type="text" size="1" maxlength="4" />
<input type="submit" value="valider" />
</p>
</div>
</form>
<script type="text/javascript">
document.getElementById("quand").onsubmit=function(){
return verif(this.elements["a"].value,this.elements["m"].value,this.elements["j"].value)
}
function verif(a,m,j){
var d=new Date(a,m-1,j);
return (d.getFullYear()==a && d.getMonth()==m-1);
}
</script> |