F

Field method, 160–162

filtering condition, 73

First operator, 109–110

FirstNode property (XContainer), 181

FirstOrDefault operator, 110, 112

float type, 95, 98–99

foreach statement

data querying, 139, 143

enumeration support, 27, 125

splitting, 13

timing of operations, 4

FormatException error, 172

from clause

expressing relationships, 5

From...Where...Select pattern, 60

query expressions, 48

query syntax, 74–75

From...Where...Select pattern, 60–61

FromXml method, 159

func function, 100

Function keyword, 61

function pointers, 22

functions, user-defined, 145–146