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Function `dmd.root.string.startsWith`

Checks if C string p starts with needle.


						
				bool startsWith(
				
  scope const(char)* p,
				
  scope const(char)[] needle
				

				) pure nothrow @nogc;
				

				

				bool startsWith(
				
  scope const(char)[] str,
				
  scope const(char)[] prefix
				

				) pure nothrow @nogc @safe;

Parameters

Name	Description
p	the C string to check
needle	the string to look for

Returns

true if p starts with needle

Example

const buf = "123".toStaticArray;
const ptr = &buf[0];
assert(ptr.startsWith(""));
assert(ptr.startsWith("1"));
assert(ptr.startsWith("12"));
assert(ptr.startsWith("123"));
assert(!ptr.startsWith("1234"));

Authors

Walter Bright, https://www.digitalmars.com

License

Boost License 1.0