Using Leading Dots

Using leading dots in formulas increase the speed of processing but in most cases are not required. Leading dots are required when an expression begins with a string or an array.

Example

Description

foo.bar.baz

Acceptable without leading dot.

.foo.bar.baz

Acceptable with leading dot.

Required

Example

Description

.getdriversbyid.body.data.id

Child elements in expressions.

.[0].foo

Expressions beginning with arrays.

."key with spaces".bar

Expression beginning with a string.

.foo bar.baz

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