var strName="fsfes,fsdfes";
var a=strName.indexOf(",");
if (a <= 0){
var a=strName.indexOf(",");
}
var str1=strName.charAt(a)
document.write(str1)
var a=strName.indexOf(",");
if (a <= 0){
var a=strName.indexOf(",");
}
var str1=strName.charAt(a)
document.write(str1)
解决方案 »
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