unity3d如何用js将字符串最后一位字符去掉~ JS去掉指定字符串
js\u5b9e\u73b0\u5c06\u5b57\u7b26\u4e32\u4e2d\u6700\u540e\u4e00\u4e2a\u5143\u7d20\u53bb\u6389js\u622a\u53d6\u5b57\u7b26\u4e32?
var str="abcd";
var newstr=str.substring(0,str.length-1);
alert(newstr)
\u53ef\u4ee5\u7528\u5b57\u7b26\u4e32\u66ff\u6362\u51fd\u6570replace\u5427\uff0c
str="1831,1829,1812,1829,134,171";
str=str.replace("1812,","");
\u81f3\u4e8e\u53bb\u6389\u9996\u5c3e\uff0c\u6211\u60f3\u5230\u7684\u65b9\u6cd5\u5c31\u662f\u5148\u7528\u201c,\u201d\u622a\u53d6\u5b57\u7b26\u4e32\u5230\u6570\u7ec4\u91cc\uff0c\u53bb\u6389\u9996\u5c3e\uff0c\u7136\u540e\u518d\u6574\u5408\u6210\u5b57\u7b26\u4e32:
var a=str.split(",");
for(i=1;i<a.length-1;i++)
{
b[i-1]=a[i];
}
c=b.join(",");
var str = "Hello,world!";
var afterCrop = str.substr( 0, str.length - 1 );//"Hello,world"
绛旓細var str = "Hello,world!";var afterCrop = str.substr( 0, str.length - 1 );//"Hello,world"
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