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  1. ,

    You try to parse a String that contains non-numeric characters to an int. The string must contain decimal characters only, optionally beginning with a + or - sign.

  2. ,

    Can occur when you try to convert a String to a numeric value but the String is not well formatted for the conversion.

Solutions on the web

via Oracle Community by 807549, 1 year ago
For input string: "1 .0"
via Stack Overflow by JJ Thomson
, 1 year ago
via cisco.com by Unknown author, 1 year ago
via Stack Overflow by gpthree
, 2 years ago
via Stack Overflow by BornForJava
, 2 years ago
java.lang.NumberFormatException: For input string: "1
.0"	at java.lang.NumberFormatException.forInputString(NumberFormatException.java:48)	at java.lang.Integer.parseInt(Integer.java:435)	at java.lang.Integer.parseInt(Integer.java:476)	at Chart.main(Chart.java:63)