You can use Double.parseDouble() to convert a String to a double : String text = "12.34"; // example String double value = Double. ... <看更多>

Java program tutorials. Convert string to double in java using 2 ways | String to Double datatype conversion. 218 views 5 months ago. ... <看更多>

hasNextInt()) return Integer.class; if (scanner. ... strings where there are approximately equal numbers of int, double, and string values. ... <看更多>