Is float

Definition

Return true if value is a float.

Usage

addRule("field -> float")

Tests

@Test
public final void testRuleFloatOk() throws Exception {
    UtilTest.testIt("float", "123", true);
    UtilTest.testIt("float", "-123", true);
    UtilTest.testIt("float", "-56789.3456789", true);
    UtilTest.testIt("float", "987654.3456789", true);
    UtilTest.testIt("float", String.valueOf(Float.MAX_VALUE), true);
    UtilTest.testIt("float", String.valueOf(Float.MIN_VALUE), true);
}

@Test
public final void testRuleFloatNotOk() throws Exception {
    UtilTest.testIt("float", "!@#$%^&", false);
    UtilTest.testIt("float", "9*123 ", false);
    UtilTest.testIt("float", "9.34567%", false);
    UtilTest.testIt("float", "-  123. ", false);
}