问题描述：
如果我有一个字符串
00020300504
00000234892839
000239074
我如何摆脱前导零，这样我就只能拥有这个了
how can I get rid of the leading zeroes so that I will only have this
20300504
234892839
239074
请注意，上面的数字是随机生成的.
note that the number above was generated randomly.
答
:
$str = ltrim($str, '0');
