我试图从文件中将一个字符读取为整数,并收到NumberFormatException的一个例外:
输入字符串:"4 “java.lang.NumberFormatException.forInputString(NumberFormatException.java:48) at java.lang.Integer.parseInt(Integer.java:458) at java.lang.Integer.valueOf(Integer.<
particle.x = Integer.parseInt(map[1])}java.lang.NumberFormatException: For input string: "-5.2"
at java.lang.NumberFormatException.forInputString(NumberFormatException.java