Name Rascal/Libraries/Prelude/String/toReal

Synopsis Convert a string value to real.

Function real toReal(str s)

Usage import String;

Description Converts string s to a real. Throws IllegalArgument when s cannot be converted.

Examples

rascal>import String;
ok
rascal>toReal("2.5e-3");
real: 0.0025
rascal>toReal("123");
real: 123.
rascal>toReal("abc");
|rascal://String|(10539,323,<455,0>,<470,31>): IllegalArgument()
	at *** somewhere ***(|rascal://String|(10539,323,<455,0>,<470,31>))
	at toReal(|stdin:///|(7,5,<1,7>,<1,12>))

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