js 字符串 拆分成数组 目标字符串：string strNum="12,,34,,32,,44,";

JavaScript03

js 字符串 拆分成数组 目标字符串：string strNum="12,,34,,32,,44,";,第1张

var str = "12,,34,,32,,44,"

var reg = /\d+\,/g

var strNum = str.match(reg)

console.log(strNum)

采纳即可

<input type="checkbox" name="C1" id="a1" value="11" checked onclick="ab()" >11

<input type="checkbox" name="C1" id="a2" value="22" checked onclick="ab()" >22

<input type="checkbox" name="C1" id="a3" value="33" onclick="ab()" >33

<input type="checkbox" name="C1" id="a4" value="44" onclick="ab()">44

<input type="text" id="b" value="11,22" size="20" >

<input type="text" id="d" value="" size="20" >

<input type="button" value="按钮" name="B3" onclick="abc()">

<script type="text/javascript">

var b = document.getElementById("b").value

var d = document.getElementById("d").value

var checkboxes = document.getElementsByName("c1")

for (var idx = 0idx <checkboxes.lengthidx++) {

if (checkboxes[idx].checked == true)

checkboxes[idx].setAttribute("saved", "true")

}

function ab() {

var c = document.getElementsByName("c1")

var b = document.getElementById("b")

var d = document.getElementById("d")

d.value = ""

b.value = ""

for (var i = 0i <c.lengthi++) {

if (c[i].checked == true) {

c[i].setAttribute("saved", "true")

b.value += c[i].value + ","

}

}

for (var k = 0k <c.lengthk++) {

if (c[k].checked == false &&c[k].getAttribute("saved")=="true" ) {

d.value += c[k].value + ","

}

}

}

function abc() {

if (b == document.getElementById("b").value) {

alert("1")

}

else {

alert("2")

}

}

</script>