andriod
1 function numericsonly(ob) { 2 var invalidChars = /[^0-9]/gi 3 if (invalidChars.test(ob.value)) { 4 ob.value = ob.value.replace(invalidChars, ""); 5 } 6 }
調用的時候
numericsonly(this)
iOS
1 function IsNum(e) { 2 //alert("xx"); 3 var k = window.event ? e.keyCode : e.which; 4 if (((k >= 48) && (k <= 57)) || k == 8 || k == 0) {} 5 else { 6 if (window.event) { 7 window.event.returnValue = false; 8 } else { 9 e.preventDefault(); //for firefox 10 } 11 } 12 13 }//調用的時候 IsNum(event)
时间: 2024-10-12 10:36:24